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Link-Belt 145X4 Series Excavator (DZ, LC) Repair Maintenance Manual

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Link-Belt 145X4 DZ, 145X4 LC Excavator Service Manual

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Description

Link-Belt 145X4 Series Excavator (DZ, LC) Repair & Maintenance Manual

Link-Belt 145X4 Series Excavator (DZ, LC) Repair & Maintenance Manual Comprehensive service documentation for Link-Belt 145X4 DZ and 145X4 LC excavator models. This manual provides detailed repair procedures, maintenance schedules, troubleshooting guides, and technical specifications. Essential reference for operators, technicians, and maintenance personnel performing routine service, component replacement, and diagnostic work on these heavy equipment models.

  • File Format: PDF (Printable)
  • Language: English
  • Pages: 2,100 Pages
  • File Size: 102.83 MB
  • Brand: Link-Belt
  • Compatible Models: 145X4 DZ & 145X4 LC Excavators
  • Manual Type: Service & Repair Manual

    Excavator
    SAFETY
    Safety, general information and standard torque data
    General Information
    Safety
    ROPS
    Standard Torque Data For Cap Screws And Nuts
    Bolt and Nut Tightening
    Protection of Electric/Electronics System During Charging or Welding
    A. LOWER
    Main Equipment Table
    Lower Component
    Main Equipment Structure and Operation Explanation
    Travel Motor
    Port Diagram
    Travel Motor
    Center Joint
    Center Joint (Blade)
    Basic Functions
    Travel speed selection
    Travel Alarm
    Removal and Installation of Track
    Removal and Installation of Shoe Assembly
    Removal and Installation of Shoe Plate
    Removal and Installation of Roller
    Removal and Installation of Upper Roller
    Assembly and Disassembly of Upper Roller
    Removal and Installation of Lower Roller
    Assembly and Disassembly of Lower Roller
    Removal and Installation of Drive Sprocket
    Removal of Drive Sprocket
    Installation of Drive Sprocket
    Removal and Installation of Take-up Roller
    Removal of Take-up Roller
    Installation of Take-up Roller
    Assembly and Disassembly of Take-up Roller
    Configuration Diagram
    Dimension Diagram
    Jig Dimension Diagram
    Disassembly Procedures
    Assembly Procedures
    Removal and Installation of Grease Cylinder
    Removal of Grease Cylinder
    Installation of grease cylinder
    Assembly and Disassembly of Tension Shock Absorber
    Configuration Diagram
    Dimension Diagram
    Jig dimension diagram
    Disassembly procedures
    Assembly procedures
    Removal and Installation of Center Joint
    Removal of Center Joint
    Installation of Center Joint
    Assembly and Disassembly of Center Joint
    Configuration Diagram
    Dimension Diagram
    Dimension Diagram (Blade)
    Jig Dimension Diagram
    Disassembly Procedures
    Assembly Procedures
    Removal and Installation of Travel Motor
    Removal of Travel Motor
    Installation of Travel Motor
    Assembly and Disassembly of Travel Motor (nabtesco)
    Safety Precautions
    Service Overview
    Disassembly
    Maintenance Standards
    Assembly
    Performance Check Test
    Maintenance Standards
    Drive Sprocket
    Take-up Roller
    Upper roller
    Lower Roller
    Track Shoe (Grouser Shoe)
    Inspection Gauge
    Pressure Measurement and Adjustment Procedures
    Main Pressure Measurement
    Drain Volume Measurement Procedures
    Preparations
    Travel Motor Drain Volume Measurement
    Air Bleed Procedure
    Travel Motor
    B. C. SWING UNIT, COUNTERWEIGHT
    Main Equipment Table
    Upper Component
    Main Equipment Structure and Operation Explanation
    Swing Unit
    Port Diagram
    Swing motor
    Basic Functions
    Swing brake
    Swing lock
    Swing Speed Limit
    Swing Relief Cut
    Removal and Installation of Swing Unit
    Removal of Swing Unit
    Installation of Swing Unit
    Assembly and Disassembly of Swing Motor and Swing Reduction Gear
    Causes of Failures, and Actions
    Tools
    Jig
    Tightening torque
    Weight Table
    Disassembly
    Assembly
    Assembly cross-section diagram
    Parts List
    Disassembly and Assembly Diagram (Swing Motor)
    Disassembly and Assembly Diagram (Reduction Gear)
    Removal and Installation of Counterweight
    Removal of Counterweight
    Installation of Counterweight
    Pressure Measurement and Adjustment Procedures
    Main Pressure Measurement
    Drain Volume Measurement Procedures
    Preparations
    Swing Motor Drain Volume Measurement
    Air Bleed Procedure
    Swing Motor
    H. ENGINE
    Main Equipment Table
    Engine-related
    Basic Functions
    Fuel Gauge
    Coolant Temperature Gauge
    SCR Gauge
    Fuel economy gauge
    Neutral start
    Power-cut Delay
    Preheat
    Throttle
    Throttle volume position detection
    Idle start
    Auto idle
    One-touch idle
    Auto Warm-up
    Idle shut down
    Idle up
    Work mode control
    Engine Emergency Stop
    SCR RE-GEN
    Inducement
    Feed Pump Automatic Stop
    Coolant Level Decrease
    Air Filter Clogging
    Fuel Filter Clogging
    Battery Charge Abnormality
    Horsepower Reduction Control (in Uplands)
    Horsepower Reduction Control (at Engine Failure)
    Primary specifications
    Function, Structure, Operation
    Function, structure, operation (SCR)
    SCR Control System Inspection
    Explanation of SCR Operation
    Diagnosis for Each Symptom
    Intermittent conditions of urea selective catalytic reduction system
    Urea fluid consumption too high
    Ammonia smell noticeable
    White crystalline powder visible
    Diagnosis for Each Symptom
    Engine start failure
    Engine stalling
    Engine Hunting, Rough Idling
    Excess Amount of White Smoke in Exhaust Gas
    Excessive Black Smoke in Exhaust Gas
    Abnormal Noise
    High Fuel Consumption
    High Oil Consumption
    Insufficient engine output
    Functional Inspection
    Engine compression pressure inspection
    Fuel System Inspection
    Lubrication system check
    Suction air system inspection
    Exhaust system inspection
    Inspection of EGR Control System
    Starting system check
    Glow control system check
    OBD system check
    Inspection of the monitor warning light illumination circuit system
    Inspection of the monitor warning light blinking circuit system
    Inspection of the starter circuit system
    Removal and Installation of Engine Assembly
    Removal of Engine Assembly
    Installation of Engine Assembly
    Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
    Removal and Installation of Fuel Cooler
    Removal and Installation of Engine Intercooler
    Removal and Installation of Radiator
    Removal and Installation of Oil Cooler
    Removal and Installation of Turbo Charger
    Turbocharger assembly Removal
    Turbocharger assembly Installation
    Inspection of Turbocharger assembly
    Removal and Installation of EGR Valve (if equipped)
    Removal of EGR Valve
    Installation of EGR Valve
    Inspection of EGR Valve
    Removal and Installation of EGR Cooler
    Removal of EGR Cooler
    Installation of EGR Cooler
    Inspection of EGR Cooler
    Removal and Installation of Engine Hood
    Removal of Top Cover
    Installation of Engine Hood
    Removal and Installation of SCR
    Removal of SCR
    Installation of SCR
    Removal and Installation of SCR Catalyst
    Removal of SCR Catalyst
    Installation of SCR Catalyst
    Disassembly of SCR Catalyst
    Assembly of SCR Catalyst
    Inspection of SCR Catalyst
    Removal and Installation of Cylinder Head Cover
    Cylinder head cover Removal
    Installation of Cylinder Head Cover
    Removal and Installation of Cylinder Head
    Removal and Installation of Cylinder Block
    Removal of Cylinder block
    Installation of Cylinder block
    Inspection of Cylinder Block
    Lubrication System
    Removal and Installation of Oil Pan and Crank Case
    Removal and Installation of Oil Level Switch
    Removal and Installation of Oil Pump Assembly
    Engine oil Inspection
    Removal and Installation of Oil Port Cover
    Cooling System
    Removal and Installation of Water Pump Assembly
    Removal and Installation of Thermostat
    InspectionInspection of Coolant
    Inspection of Cooling Fan Belt
    Removal and Installation of Overheat Switch
    Induction System
    Inspection of Air Cleaner Element
    Exhaust System
    Removal and installation of Oxidation Catalyst Assembly
    Aux. Emission Control Devices System
    Removal and installation of Dosing Module
    Removal and installation of DEF Supply Module
    Removal and installation of Coolant Control Valve
    Removal and Installation of DCU
    Removal and installation of DEF Supply Module Filter
    Removal and Installation of Exhaust Manifold
    Removal of Exhaust Manifold
    Installation of Exhaust Manifold
    Inspection of Exhaust Manifold
    Removal and Installation of Fuel Tank
    Removal of Fuel Tank
    Installation of fuel tank
    Removal and Installation of Urea Pump
    Removal of Urea Pump
    Installation of Urea Pump
    Removal and Installation of Urea Solution Tank
    Removal of Urea Tank
    Installation of Urea Solution Tank
    Removal and Installation of Fuel Supply Pump
    Removal of Fuel Supply Pump
    Installation of Fuel Supply Pump
    Removal and Installation of Common Rail Assembly
    Removal of Common Rail Assembly
    Installation of Common Rail Assembly
    Removal and Installation of Injector
    Removal of Injector
    Installation of Injector
    Removal and Installation of Crankshaft
    Removal of Crankshaft
    Installation of Crankshaft
    Disassembly of Crankshaft
    Assembly of Crankshaft
    Inspection of Crankshaft
    Removal and Installation of Piston and Connecting Rod
    Removal of Piston and connecting rod
    Installation of Piston and connecting rod
    Disassembly of Piston and Connecting Rod
    Assembly of Piston and Connecting Rod
    Inspection of Piston and Connecting Rod
    Removal and Installation of Camshaft
    Removal of Camshaft
    Installation of Camshaft
    Inspection of Camshaft
    Removal and Installation of Flywheel
    Removal of Flywheel
    Installation of Flywheel
    Inspection of Flywheel
    Removal and Installation of Crankshaft front oil seal
    Removal of Crankshaft front oil seal
    Installation of Crankshaft front oil seal
    Removal and Installation of Crankshaft rear oil seal
    Removal of Crankshaft Rear Oil Seal
    Installation of Crankshaft Rear Oil Seal
    Removal and Installation of Timing Chain
    Removal of Timing chain
    Installation of Timing chain
    Removal and Installation of Timing Gear Train
    Removal of Timing gear train
    Installation of Timing gear train
    Inspection of Timing Gear Train
    Removal and Installation of Timing Gear Case
    Removal of Timing gear case
    Installation of Timing gear case
    Removal and Installation of Inlet Manifold
    Removal of Inlet manifold
    Installation of Inlet manifold
    Removal and Installation of Rocker Arm Shaft
    Removal of Rocker arm shaft assembly
    Installation of Rocker arm shaft assembly
    Removal and Inspection of Valve Stem Oil Seal and Valve Spring
    Removal of Valve stem oil seal and valve spring
    Installation of Valve stem oil seal and valve spring
    Inspection of Valve Spring
    Removal and installation of Intake Throttle Valve
    Removal of Intake throttle valve
    Installation of Intake throttle valve
    Removal and Installation of Starter Motor
    Removal of Starter Motor
    Installation of Starter Motor
    Inspection of Starter Motor
    Removal and Installation of Alternator
    Removal of Alternator
    Installation of Alternator
    Inspection of Alternator
    Removal and Installation of Glow Plug
    Removal of Glow Plug
    Installation of Glow Plug
    Inspection of Glow Plug
    Removal and Installation of Suction Control Valve
    Removal of Suction Control Valve
    Installation of Suction Control Valve
    Removal and installation of Fuel Filter
    Removal of Fuel Filter
    Installation of Fuel Filter
    Removal and installation of Relief Valve
    Removal of Relief valve
    Installation of Relief valve
    Removal and installation of Fuel Filter Element
    Removal of Fuel filter element
    Installation of Fuel Filter Element
    Removal and installation of Fuel temperature sensor
    Removal of Fuel temperature sensor
    Installation of Fuel temperature sensor
    Inspection of Fuel temperature sensor
    Removal and installation of Pressure limiter
    Removal of Pressure limiter
    Installation of Pressure limiter
    Removal and installation of Fuel pressure sensor
    Removal of Fuel pressure sensor
    Installation of Fuel pressure sensor
    Removal and Installation of Fuel filter pressure
    Fuel filter pressure sensor Removal
    Fuel filter pressure sensor Installation
    Removal and Installation of Engine coolant temperature sensor
    Engine coolant temperature sensor Removal
    Engine coolant temperature sensor Installation
    Inspection of Engine coolant temperature sensor
    Removal and Installation of CKP sensor
    CKP sensor Removal
    CKP sensor Installation
    Inspection of CKP sensor
    Removal and Installation of CMP sensor
    CMP sensor Removal
    CMP sensor Installation
    Inspection of CMP sensor
    Removal and Installation of Oil pressure sensor
    Oil pressure sensor Removal
    Oil pressure sensor Installation
    Inspection of Oil pressure sensor
    Removal and installation of Boost Sensor
    Removal of Boost sensor
    Installation of Boost sensor
    Inspection of Boost sensor
    Removal and installation of Boost Temperature Sensor
    Removal of Boost temperature sensor
    Installation of Boost temperature sensor
    Removal and installation of Turbocharger control solenoid
    Removal of Turbocharger control solenoid
    Installation of Turbocharger control solenoid
    Inspection of Turbocharger control solenoid
    Removal and Installation of IMT sensor
    IMT sensor Removal
    IMT sensor Installation
    Removal and installation of MAF and IAT sensor
    Removal of MAF and IAT sensor
    Installation of MAF and IAT sensor
    Inspection of MAF and IAT sensor
    Removal and installation of Charge Air Cooler Temperature Sensor 1
    Removal of Charge Air Cooler Temperature Sensor 1
    Installation of Charge Air Cooler Temperature Sensor 1
    Inspection of Charge Air Cooler Temperature Sensor 1
    Sampling Procedure
    Sampling of Engine Oil
    Removal and Installation of Exhaust gas temperature sensor
    Removal of Exhaust gas temperature sensor
    Installation of Exhaust gas temperature sensor
    Inspection of Exhaust gas temperature sensor
    Removal and installation of EGR Gas Temperature Sensor 1
    Removal of EGR Gas Temperature Sensor 1
    Installation of EGR Gas Temperature Sensor 1
    Inspection of EGR Gas Temperature Sensor 1
    Removal and installation of EGR Gas Temperature Sensor 2
    Removal of EGR Gas Temperature Sensor 2
    Installation of EGR Gas Temperature Sensor 2
    Inspection of EGR Gas Temperature Sensor 2
    Removal and installation of NOx Sensor
    Removal of NOx Sensor
    Installation of NOx Sensor
    Removal and installation of EGR Gas Temperature Sensor 3
    Removal of EGR Gas Temperature Sensor 3
    Installation of EGR Gas Temperature Sensor 3
    Removal and Installation of Urea sensor
    Removal of Urea Sensor
    Installation of Urea Sensor
    Engine-related Diagnostic Trouble Code List
    Engine-side Trouble
    ECM Trouble
    DCU Trouble
    J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
    Main Equipment Table
    Hydraulic Device
    Control-related
    Basic Functions
    Oil temperature gauge
    Static Horsepower Control
    Overload Warning (Function for Europe Only)
    Pressure Boost Control
    Stroke Control
    Boom Down Energy Save
    Pump Horsepower Boost Control
    Arm 1 Semi-parallel Control
    Arm 2 Semi-parallel Control
    Hot Shutdown Warning
    Gate Lock
    Breaker Mode
    Crusher Mode
    Quick coupler
    Hydraulic Oil Filter Clog
    Solenoid Sticking Prevention
    Port Diagram
    Hydraulic Pump (standard model)
    Hydraulic Pump (Blade)
    Control valve
    4 Stack Solenoid Valve
    2 Stack Solenoid Valve
    Remote Control Valves (upper, travel)
    Cushion valve
    2-way Selector Valve
    Direction Valve
    Reducing valve (4-line)
    Relief Valve (electromagnetic proportional)
    Manifold Under Cab
    Manifold (accumulator section)
    Hydraulic tank
    Hydraulic Pump
    Type Indication
    Specifications
    Structure and Operation Explanation
    Hydraulic Circuit Diagram
    Hydraulic Pump Internal Structure Diagram
    Regulator
    Operation Outline of Electronically-Controlled Pump
    Control Valve
    Basic Configuration
    Operation
    4 Stack Solenoid Valve Operation Explanation
    External Shape Diagram and Component Parts
    Operation Explanation
    Upper Pilot Valve (remote control valve)
    Structure
    Function
    Operation
    Structural Diagram
    Travel Pilot Valve (remote control valve)
    Operation
    Structural Diagram
    Cushion Valve
    Structure
    Operation Explanation
    Selector Valve (2-way)
    Structure
    Operation Explanation
    Development Diagram
    Direction Valve (3-direction)
    Structure
    Operation Explanation
    Electromagnetic Relief Valve
    Structure
    Operation Explanation
    Removal and Installation of Hydraulic Reservoir
    Removal of Hydraulic Reservoir
    Installation of Hydraulic Tank
    Removal and Installation of Hydraulic Pump
    Removal of Hydraulic Pump
    Installation of Hydraulic Pump
    Removal and Installation of Pump coupling
    Removal of Pump Coupling
    Installation of Pump Coupling
    Removal and Installation of Control Valve
    Removal of Control Valve
    Installation of Control Valve
    Removal and Installation of Travel Remote Control Valve
    Removal of Travel Remote Control Valve
    Installation of Travel Remote Control Valve
    Removal and Installation of Operation Remote Control Valve
    Removal of Operation Remote Control Valve (left side)
    Installation of Operation Remote Control Valve (left side)
    Removal of Operation Remote Control Valve (right side)
    Installation of Operation Remote Control Valve (right side)
    Removal and Installation of 4 Stack Solenoid
    Removal of 4 Stack Solenoid Valve
    Installation of 4 Stack Solenoid Valve
    Removal and Installation of Cushion Valve
    Removal of Cushion Valve
    Installation of Cushion Valve
    Removal and Installation of 4 Stack Reducing Valve
    Removal of 4 Stack Reducing Valve
    Installation of 4 Stack Reducing Valve
    Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
    Tools
    Disassembly Procedure
    Assembly Procedure
    Pump Main Unit Maintenance Standards
    Replacement standards for worn parts
    Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
    Tightening torque
    Overall View
    Causes of Failures, and Actions
    Regulator Adjustment
    Appendix Table and Drawings
    Regulator Assembly and Disassembly Procedures
    Procedures for Assembly and Disassembly of Control Valve
    Disassembly
    Cleaning
    Inspection
    Assembly
    Internal Structural Diagram
    part list
    Relief Valve
    Installation
    Operation
    Malfunction and Countermeasure
    Procedures for Assembly and Disassembly of Operation Remote Control Valve
    Maintenance Procedures
    Disassembly Procedures
    Assembly Procedures
    Causes of Trouble and Countermeasures
    Procedures for Assembly and Disassembly of Travel Remote Control Valve
    Maintenance Procedures
    Disassembly Procedures
    Assembly Procedures
    Causes of Trouble and Countermeasures and Cross-section Diagram
    Assembly and Disassembly of Cushion Valve
    Disassembly Procedures
    Assembly Procedures
    Document
    Pressure Measurement and Adjustment Procedures
    Procedures for Pressure Measurement from the Monitor Display
    PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
    Procedures for Pressure Measurement by Installing Pressure Gauge
    Pressure Measuring Port
    Control Valve
    Pressure Measurement Preparations
    Pressure Measurement
    Main Pressure Measurement
    Pilot Pressure Measurement
    Negative Control Pressure Measurement
    Pressure Adjustment
    Hydraulic Pump Flow Measurement Procedures
    Preparations
    Work Preparations
    Flow Measurement
    Air Bleed Procedure
    Hydraulic Pump
    Sampling Procedure
    Sampling of Hydraulic Fluid
    Hydraulic Equipment Layout
    Overall View
    Pump Chamber Hydraulic Equipment Layout
    Swing Body Center Section Hydraulic Equipment Layout
    Housing Left Side Hydraulic Equipment Layout
    Layout of Hydraulic Equipment in Cab
    N. CAB
    Removal and Installation of Operatorโ€™s Seat
    Removal of Operatorโ€™s Seat
    Installation of Operatorโ€™s Seat
    Removal and Installation of Cab Assembly
    Removal of Cab Assembly
    Installation of Cab Assembly
    Removal and Installation of Wiper
    Removal of Wiper
    Installation of wiper
    Removal and Installation of Cab Windshield
    Removal of Cab Windshield
    Installation of Cab Front Glass
    Window Lock Adjustment Procedure
    Window Lock (front side)
    Window Lock (rear side)
    Removal and Installation of Housing Guardrail
    Removal of Housing Guardrail
    Installation of Housing Guardrail
    Tightening torque
    R. ELECTRICAL PARTS
    Basic Functions
    Monitor Control
    Basic Operation
    Accessories
    Safety
    Maintenance
    Setting
    Battery disconnect switch
    Explanation of Controller
    Service Support
    Screen Operations
    Screen Display List
    Service Monitor Structure
    CHECK Screen List
    SETUP Screen List
    CALIBRATE Screen List
    Connection Connector Pin Layout
    Main Controller
    Monitor
    Sequence Circuit Diagram
    Code List
    Overall
    Block diagram
    Electrical Equipment Layout Diagram
    Main Unit Left-side Layout Diagram
    Engine Section Layout Diagram
    Main Unit Right Rear Section Layout Diagram
    Main Unit Right Front Section Layout Diagram
    Cab Layout Diagram 1
    Cab Layout Diagram 2
    Layout Around Operator Seat
    Stand Alone Parts Diagram
    Removal and Installation of Wiper Controller
    Removal of Wiper Controller
    Installation of wiper controller
    Removal and Installation of Wiper Motor
    Removal of Wiper Motor
    Installation of wiper motor
    Removal and Installation of ECM
    Removal of ECM
    Installation of ECM
    Removal and Installation of Main Controller
    Main controller Removal
    Installation of Main Controller
    Removal and Installation of DCU
    Removal of DCU
    Installation of DCU
    Removal and Installation of Monitor
    Removal of Monitor
    Installation of Monitor
    Removal and Installation of Rear View Camera
    Removal of Rear View Camera
    Installation of Rear View Camera
    Removal and Installation of Side Camera (Right)
    Removal of Side Camera (Right)
    Installation of Side Camera (Right)
    Removal and Installation of Side Camera (Left)
    Removal of Side Camera (Left)
    Installation of Side Camera (Left)
    Removal and Installation of Ambient light
    Removal of Ambient Light
    Installation of Ambient Light
    Removal and Installation of WAVES Controller
    Removal of WAVES Controller
    Installation of WAVES Controller
    How to Set WAVES
    Air Conditioner Overall Diagram
    Frame
    Cab
    Equipment Layout Diagram
    Circuit Diagram
    Explanation of Functions
    Actuator Inspection
    Self-diagnosis Function with Panel Display
    Part Function and Good/Poor Judgment
    Assembly and Disassembly of Unit
    Removal of Blower Unit
    Replacement of Blower Motor
    Replacement of Blower Amp
    Removal of Heater Core
    Removal of Switchover BOX
    Replacement of Evaporator and Expansion Valve
    Installation of Evaporator Sensor
    Replacement of Motor Actuator
    Removal and Installation of Compressor
    Removal of Compressor
    Installation of Compressor
    Removal and Installation of Condenser
    Removal of Condenser
    Installation of Condenser
    Removal and Installation of Receiver Dryer
    Removal of Receiver Dryer
    Installation of Receiver Dryer
    Work Precautions
    Work Procedures
    Filling Procedures
    V. ATTACHMENTS
    Main Equipment Table
    Backhoe Attachment
    Maintenance Standards
    Attachment (Backhoe)
    Dozer Blade
    Removal and Installation of Bucket Cylinder
    Removal of Bucket Cylinder
    Installation of Bucket Cylinder
    Removal and Installation of Arm Cylinder
    Removal of Arm Cylinder
    Installation of Arm Cylinder
    Removal and Installation of Boom Cylinder
    Removal of Boom Cylinder
    Installation of Boom Cylinder
    Removal and Installation of Blade Cylinder
    Removal of Blade Cylinder
    Installation of Blade Cylinder
    Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
    Specifications and Structure Diagram (including the assembly diagram and parts table)
    Handling Precautions
    Maintenance Inspection and Service
    Trouble Diagnostics
    Storage Standards
    Assembly and Disassembly Procedures
    Structural Diagram (made by KYB)
    HBCV
    structure
    Function
    operation explanation
    Port Diagram
    HBCV
    Air Bleed Procedure
    HBCV
    Removal and Installation of HBCV
    Removal and Installation of Arm HBCV
    Removal of arm HBCV
    Installation of Arm HBCV
    Removal and Installation of Boom HBCV
    Removal of Boom HBCV
    Installation of boom HBCV
    Removal and Installation of Bucket
    Removal of Bucket
    Installation of Bucket
    Removal and Installation of Bucket Link
    Removal of Bucket Link
    Installation of Bucket Link
    Removal and Installation of Arm
    Removal of Arm
    Installation of Arm
    Removal and Installation of Boom
    Removal of Boom
    Installation of Boom
    Removal and Installation of Blade
    Removal of Blade
    Blade Installation
    Z. OTHER
    Change from Type 6
    Overall Layout
    Engine
    Hydraulic-related Data
    Oil Pressure Control
    Cab, House
    Electrical Data
    Electric Control
    Specifications (145X4) (LC Specifications)
    ENGINE
    HYDRAULIC SYSTEM
    HYDRAULIC CONTROLS
    ELECTRICAL SYSTEM
    OPERATOR ENVIRONMENT
    UNDERCARRIAGE
    MASS
    DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
    DIMENSIONS
    WORKING RANGES
    SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    Specifications (145X4) (Blade Specifications)
    ENGINE
    HYDRAULIC SYSTEM
    HYDRAULIC CONTROLS
    ELECTRICAL SYSTEM
    OPERATOR ENVIRONMENT
    UNDERCARRIAGE
    DOZER BLADE
    MASS
    DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
    DIMENSIONS
    WORKING RANGES
    SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    Arm Dimensions
    Standard Arm [2.50 m (8.2021 ft.)]
    Short Arm [2.11 m (6.9226 ft.)]
    Long Arm [3.01 m (9.8753 ft.)]
    Main Unit Weight
    Divided Weight (LC Specifications)
    Divided Weight (Blade Specifications)
    Stand Alone Part Weight
    Stand Alone Part Weight
    Shoe Weight (per Side) (LC Specifications)
    Shoe Weight (per Side) (Blade Specifications)
    Arm Weight
    Bolt Size and Torque Table
    Special Torque Setting
    Overall View
    145X4 (LC Specifications) (Grouser Shoe)
    145X4 (LC Specifications) (Link Chain)
    145X4 (Blade Specifications) (Grouser Shoe)
    145X4 (Blade Specifications) (Link Chain)
    WORK RANGE DIAGRAM
    145X4 (LC Specifications)
    145X4 (Blade Specifications)
    New Machine Performance Judgment Table
    Table of Standards
    Measurement Method
    FLUIDS AND LUBRICANTS
    HYDRAULIC FLUID
    Engine Oil
    Fuel
    Conditions applicable to diesel fuel
    Recommended conditions applicable to diesel fuels
    Main-Unit-related Diagnostic Trouble Code List
    Main Unit-side Trouble
    Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
    Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
    Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
    Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
    Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
    Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
    Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
    Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
    Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
    Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
    Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
    Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
    Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
    Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
    Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
    Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
    Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
    Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
    Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
    Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
    Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
    Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
    Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
    Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
    Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
    Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
    Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
    Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
    Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
    Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
    Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
    Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
    Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
    Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
    Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
    Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
    Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
    Diagnostic Trouble Code: 7404 Oil Temperature Overheating
    Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
    Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
    Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
    Diagnostic Trouble Code: 7421 Decrease in Coolant Level
    Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
    Diagnostic Trouble Code: 7423 Air Cleaner Clogging
    Diagnostic Trouble Code: 7424 Return Filter Clogging
    Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
    Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
    Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
    Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
    Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
    Diagnostic Trouble Code: 7602: ECM Communication Abnormality
    Diagnostic Trouble Code: 7605 ECM Not Matched
    Diagnostic Trouble Code: 7606 EEPROM Abnormality
    Diagnostic Trouble Code: 7608 Camera Abnormality
    Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
    Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
    Diagnostic Trouble Code: 7618 DCU Communication Abnormality
    List of special tools
    NUMERICAL VALUE CONVERSION TABLE
    A
    C
    H
    J
    R
    V
    Paint Colors
    Abbreviation
  • Excavator
  • SAFETY
    • Safety, general information and standard torque data
    • General Information
      • Safety
      • ROPS
    • Standard Torque Data For Cap Screws And Nuts
      • Bolt and Nut Tightening
    • Protection of Electric/Electronics System During Charging or Welding
  • A. LOWER
    • Main Equipment Table
      • Lower Component
    • Main Equipment Structure and Operation Explanation
      • Travel Motor
    • Port Diagram
      • Travel Motor
      • Center Joint
      • Center Joint (Blade)
    • Basic Functions
      • Travel speed selection
      • Travel Alarm
    • Removal and Installation of Track
      • Removal and Installation of Shoe Assembly
      • Removal and Installation of Shoe Plate
    • Removal and Installation of Roller
      • Removal and Installation of Upper Roller
      • Assembly and Disassembly of Upper Roller
      • Removal and Installation of Lower Roller
      • Assembly and Disassembly of Lower Roller
    • Removal and Installation of Drive Sprocket
      • Removal of Drive Sprocket
      • Installation of Drive Sprocket
    • Removal and Installation of Take-up Roller
      • Removal of Take-up Roller
      • Installation of Take-up Roller
    • Assembly and Disassembly of Take-up Roller
      • Configuration Diagram
      • Dimension Diagram
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Grease Cylinder
      • Removal of Grease Cylinder
      • Installation of grease cylinder
    • Assembly and Disassembly of Tension Shock Absorber
      • Configuration Diagram
      • Dimension Diagram
      • Jig dimension diagram
      • Disassembly procedures
      • Assembly procedures
    • Removal and Installation of Center Joint
      • Removal of Center Joint
      • Installation of Center Joint
    • Assembly and Disassembly of Center Joint
      • Configuration Diagram
      • Dimension Diagram
      • Dimension Diagram (Blade)
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Travel Motor
      • Removal of Travel Motor
      • Installation of Travel Motor
    • Assembly and Disassembly of Travel Motor (nabtesco)
      • Safety Precautions
      • Service Overview
      • Disassembly
      • Maintenance Standards
      • Assembly
      • Performance Check Test
    • Maintenance Standards
      • Drive Sprocket
      • Take-up Roller
      • Upper roller
      • Lower Roller
      • Track Shoe (Grouser Shoe)
      • Inspection Gauge
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Travel Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Travel Motor
  • B. C. SWING UNIT, COUNTERWEIGHT
    • Main Equipment Table
      • Upper Component
    • Main Equipment Structure and Operation Explanation
      • Swing Unit
    • Port Diagram
      • Swing motor
    • Basic Functions
      • Swing brake
      • Swing lock
      • Swing Speed Limit
      • Swing Relief Cut
    • Removal and Installation of Swing Unit
      • Removal of Swing Unit
      • Installation of Swing Unit
    • Assembly and Disassembly of Swing Motor and Swing Reduction Gear
      • Causes of Failures, and Actions
      • Tools
      • Jig
      • Tightening torque
      • Weight Table
      • Disassembly
      • Assembly
      • Assembly cross-section diagram
      • Parts List
      • Disassembly and Assembly Diagram (Swing Motor)
      • Disassembly and Assembly Diagram (Reduction Gear)
    • Removal and Installation of Counterweight
      • Removal of Counterweight
      • Installation of Counterweight
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Swing Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Swing Motor
  • H. ENGINE
    • Main Equipment Table
      • Engine-related
    • Basic Functions
      • Fuel Gauge
      • Coolant Temperature Gauge
      • SCR Gauge
      • Fuel economy gauge
      • Neutral start
      • Power-cut Delay
      • Preheat
      • Throttle
      • Throttle volume position detection
      • Idle start
      • Auto idle
      • One-touch idle
      • Auto Warm-up
      • Idle shut down
      • Idle up
      • Work mode control
      • Engine Emergency Stop
      • SCR RE-GEN
      • Inducement
      • Feed Pump Automatic Stop
      • Coolant Level Decrease
      • Air Filter Clogging
      • Fuel Filter Clogging
      • Battery Charge Abnormality
      • Horsepower Reduction Control (in Uplands)
      • Horsepower Reduction Control (at Engine Failure)
    • Primary specifications
    • Function, Structure, Operation
    • Function, structure, operation (SCR)
    • SCR Control System Inspection
    • Explanation of SCR Operation
    • Diagnosis for Each Symptom
      • Intermittent conditions of urea selective catalytic reduction system
      • Urea fluid consumption too high
      • Ammonia smell noticeable
      • White crystalline powder visible
    • Diagnosis for Each Symptom
      • Engine start failure
      • Engine stalling
      • Engine Hunting, Rough Idling
      • Excess Amount of White Smoke in Exhaust Gas
      • Excessive Black Smoke in Exhaust Gas
      • Abnormal Noise
      • High Fuel Consumption
      • High Oil Consumption
      • Insufficient engine output
    • Functional Inspection
      • Engine compression pressure inspection
      • Fuel System Inspection
      • Lubrication system check
      • Suction air system inspection
      • Exhaust system inspection
      • Inspection of EGR Control System
      • Starting system check
      • Glow control system check
      • OBD system check
      • Inspection of the monitor warning light illumination circuit system
      • Inspection of the monitor warning light blinking circuit system
      • Inspection of the starter circuit system
    • Removal and Installation of Engine Assembly
      • Removal of Engine Assembly
      • Installation of Engine Assembly
    • Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
      • Removal and Installation of Fuel Cooler
      • Removal and Installation of Engine Intercooler
      • Removal and Installation of Radiator
      • Removal and Installation of Oil Cooler
    • Removal and Installation of Turbo Charger
      • Turbocharger assembly Removal
      • Turbocharger assembly Installation
      • Inspection of Turbocharger assembly
    • Removal and Installation of EGR Valve (if equipped)
      • Removal of EGR Valve
      • Installation of EGR Valve
      • Inspection of EGR Valve
    • Removal and Installation of EGR Cooler
      • Removal of EGR Cooler
      • Installation of EGR Cooler
      • Inspection of EGR Cooler
    • Removal and Installation of Engine Hood
      • Removal of Top Cover
      • Installation of Engine Hood
    • Removal and Installation of SCR
      • Removal of SCR
      • Installation of SCR
    • Removal and Installation of SCR Catalyst
      • Removal of SCR Catalyst
      • Installation of SCR Catalyst
      • Disassembly of SCR Catalyst
      • Assembly of SCR Catalyst
      • Inspection of SCR Catalyst
    • Removal and Installation of Cylinder Head Cover
      • Cylinder head cover Removal
      • Installation of Cylinder Head Cover
      • Removal and Installation of Cylinder Head
    • Removal and Installation of Cylinder Block
      • Removal of Cylinder block
      • Installation of Cylinder block
      • Inspection of Cylinder Block
    • Lubrication System
      • Removal and Installation of Oil Pan and Crank Case
      • Removal and Installation of Oil Level Switch
      • Removal and Installation of Oil Pump Assembly
      • Engine oil Inspection
      • Removal and Installation of Oil Port Cover
    • Cooling System
      • Removal and Installation of Water Pump Assembly
      • Removal and Installation of Thermostat
      • InspectionInspection of Coolant
      • Inspection of Cooling Fan Belt
      • Removal and Installation of Overheat Switch
    • Induction System
      • Inspection of Air Cleaner Element
    • Exhaust System
      • Removal and installation of Oxidation Catalyst Assembly
    • Aux. Emission Control Devices System
      • Removal and installation of Dosing Module
      • Removal and installation of DEF Supply Module
      • Removal and installation of Coolant Control Valve
      • Removal and Installation of DCU
      • Removal and installation of DEF Supply Module Filter
    • Removal and Installation of Exhaust Manifold
      • Removal of Exhaust Manifold
      • Installation of Exhaust Manifold
      • Inspection of Exhaust Manifold
    • Removal and Installation of Fuel Tank
      • Removal of Fuel Tank
      • Installation of fuel tank
    • Removal and Installation of Urea Pump
      • Removal of Urea Pump
      • Installation of Urea Pump
    • Removal and Installation of Urea Solution Tank
      • Removal of Urea Tank
      • Installation of Urea Solution Tank
    • Removal and Installation of Fuel Supply Pump
      • Removal of Fuel Supply Pump
      • Installation of Fuel Supply Pump
    • Removal and Installation of Common Rail Assembly
      • Removal of Common Rail Assembly
      • Installation of Common Rail Assembly
    • Removal and Installation of Injector
      • Removal of Injector
      • Installation of Injector
    • Removal and Installation of Crankshaft
      • Removal of Crankshaft
      • Installation of Crankshaft
      • Disassembly of Crankshaft
      • Assembly of Crankshaft
      • Inspection of Crankshaft
    • Removal and Installation of Piston and Connecting Rod
      • Removal of Piston and connecting rod
      • Installation of Piston and connecting rod
      • Disassembly of Piston and Connecting Rod
      • Assembly of Piston and Connecting Rod
      • Inspection of Piston and Connecting Rod
    • Removal and Installation of Camshaft
      • Removal of Camshaft
      • Installation of Camshaft
      • Inspection of Camshaft
    • Removal and Installation of Flywheel
      • Removal of Flywheel
      • Installation of Flywheel
      • Inspection of Flywheel
    • Removal and Installation of Crankshaft front oil seal
      • Removal of Crankshaft front oil seal
      • Installation of Crankshaft front oil seal
    • Removal and Installation of Crankshaft rear oil seal
      • Removal of Crankshaft Rear Oil Seal
      • Installation of Crankshaft Rear Oil Seal
    • Removal and Installation of Timing Chain
      • Removal of Timing chain
      • Installation of Timing chain
    • Removal and Installation of Timing Gear Train
      • Removal of Timing gear train
      • Installation of Timing gear train
      • Inspection of Timing Gear Train
    • Removal and Installation of Timing Gear Case
      • Removal of Timing gear case
      • Installation of Timing gear case
    • Removal and Installation of Inlet Manifold
      • Removal of Inlet manifold
      • Installation of Inlet manifold
    • Removal and Installation of Rocker Arm Shaft
      • Removal of Rocker arm shaft assembly
      • Installation of Rocker arm shaft assembly
    • Removal and Inspection of Valve Stem Oil Seal and Valve Spring
      • Removal of Valve stem oil seal and valve spring
      • Installation of Valve stem oil seal and valve spring
      • Inspection of Valve Spring
    • Removal and installation of Intake Throttle Valve
      • Removal of Intake throttle valve
      • Installation of Intake throttle valve
    • Removal and Installation of Starter Motor
      • Removal of Starter Motor
      • Installation of Starter Motor
      • Inspection of Starter Motor
    • Removal and Installation of Alternator
      • Removal of Alternator
      • Installation of Alternator
      • Inspection of Alternator
    • Removal and Installation of Glow Plug
      • Removal of Glow Plug
      • Installation of Glow Plug
      • Inspection of Glow Plug
    • Removal and Installation of Suction Control Valve
      • Removal of Suction Control Valve
      • Installation of Suction Control Valve
    • Removal and installation of Fuel Filter
      • Removal of Fuel Filter
      • Installation of Fuel Filter
    • Removal and installation of Relief Valve
      • Removal of Relief valve
      • Installation of Relief valve
    • Removal and installation of Fuel Filter Element
      • Removal of Fuel filter element
      • Installation of Fuel Filter Element
    • Removal and installation of Fuel temperature sensor
      • Removal of Fuel temperature sensor
      • Installation of Fuel temperature sensor
      • Inspection of Fuel temperature sensor
    • Removal and installation of Pressure limiter
      • Removal of Pressure limiter
      • Installation of Pressure limiter
    • Removal and installation of Fuel pressure sensor
      • Removal of Fuel pressure sensor
      • Installation of Fuel pressure sensor
    • Removal and Installation of Fuel filter pressure
      • Fuel filter pressure sensor Removal
      • Fuel filter pressure sensor Installation
    • Removal and Installation of Engine coolant temperature sensor
      • Engine coolant temperature sensor Removal
      • Engine coolant temperature sensor Installation
      • Inspection of Engine coolant temperature sensor
    • Removal and Installation of CKP sensor
      • CKP sensor Removal
      • CKP sensor Installation
      • Inspection of CKP sensor
    • Removal and Installation of CMP sensor
      • CMP sensor Removal
      • CMP sensor Installation
      • Inspection of CMP sensor
    • Removal and Installation of Oil pressure sensor
      • Oil pressure sensor Removal
      • Oil pressure sensor Installation
      • Inspection of Oil pressure sensor
    • Removal and installation of Boost Sensor
      • Removal of Boost sensor
      • Installation of Boost sensor
      • Inspection of Boost sensor
    • Removal and installation of Boost Temperature Sensor
      • Removal of Boost temperature sensor
      • Installation of Boost temperature sensor
    • Removal and installation of Turbocharger control solenoid
      • Removal of Turbocharger control solenoid
      • Installation of Turbocharger control solenoid
      • Inspection of Turbocharger control solenoid
    • Removal and Installation of IMT sensor
      • IMT sensor Removal
      • IMT sensor Installation
    • Removal and installation of MAF and IAT sensor
      • Removal of MAF and IAT sensor
      • Installation of MAF and IAT sensor
      • Inspection of MAF and IAT sensor
    • Removal and installation of Charge Air Cooler Temperature Sensor 1
      • Removal of Charge Air Cooler Temperature Sensor 1
      • Installation of Charge Air Cooler Temperature Sensor 1
      • Inspection of Charge Air Cooler Temperature Sensor 1
    • Sampling Procedure
      • Sampling of Engine Oil
    • Removal and Installation of Exhaust gas temperature sensor
      • Removal of Exhaust gas temperature sensor
      • Installation of Exhaust gas temperature sensor
      • Inspection of Exhaust gas temperature sensor
    • Removal and installation of EGR Gas Temperature Sensor 1
      • Removal of EGR Gas Temperature Sensor 1
      • Installation of EGR Gas Temperature Sensor 1
      • Inspection of EGR Gas Temperature Sensor 1
    • Removal and installation of EGR Gas Temperature Sensor 2
      • Removal of EGR Gas Temperature Sensor 2
      • Installation of EGR Gas Temperature Sensor 2
      • Inspection of EGR Gas Temperature Sensor 2
    • Removal and installation of NOx Sensor
      • Removal of NOx Sensor
      • Installation of NOx Sensor
    • Removal and installation of EGR Gas Temperature Sensor 3
      • Removal of EGR Gas Temperature Sensor 3
      • Installation of EGR Gas Temperature Sensor 3
    • Removal and Installation of Urea sensor
      • Removal of Urea Sensor
      • Installation of Urea Sensor
    • Engine-related Diagnostic Trouble Code List
    • Engine-side Trouble
      • ECM Trouble
      • DCU Trouble
  • J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
    • Main Equipment Table
      • Hydraulic Device
      • Control-related
    • Basic Functions
      • Oil temperature gauge
      • Static Horsepower Control
      • Overload Warning (Function for Europe Only)
      • Pressure Boost Control
      • Stroke Control
      • Boom Down Energy Save
      • Pump Horsepower Boost Control
      • Arm 1 Semi-parallel Control
      • Arm 2 Semi-parallel Control
      • Hot Shutdown Warning
      • Gate Lock
      • Breaker Mode
      • Crusher Mode
      • Quick coupler
      • Hydraulic Oil Filter Clog
      • Solenoid Sticking Prevention
    • Port Diagram
      • Hydraulic Pump (standard model)
      • Hydraulic Pump (Blade)
      • Control valve
      • 4 Stack Solenoid Valve
      • 2 Stack Solenoid Valve
      • Remote Control Valves (upper, travel)
      • Cushion valve
      • 2-way Selector Valve
      • Direction Valve
      • Reducing valve (4-line)
      • Relief Valve (electromagnetic proportional)
      • Manifold Under Cab
      • Manifold (accumulator section)
      • Hydraulic tank
    • Hydraulic Pump
      • Type Indication
      • Specifications
      • Structure and Operation Explanation
      • Hydraulic Circuit Diagram
      • Hydraulic Pump Internal Structure Diagram
      • Regulator
      • Operation Outline of Electronically-Controlled Pump
    • Control Valve
      • Basic Configuration
      • Operation
    • 4 Stack Solenoid Valve Operation Explanation
      • External Shape Diagram and Component Parts
      • Operation Explanation
    • Upper Pilot Valve (remote control valve)
      • Structure
      • Function
      • Operation
      • Structural Diagram
    • Travel Pilot Valve (remote control valve)
      • Operation
      • Structural Diagram
    • Cushion Valve
      • Structure
      • Operation Explanation
    • Selector Valve (2-way)
      • Structure
      • Operation Explanation
      • Development Diagram
    • Direction Valve (3-direction)
      • Structure
      • Operation Explanation
    • Electromagnetic Relief Valve
      • Structure
      • Operation Explanation
    • Removal and Installation of Hydraulic Reservoir
      • Removal of Hydraulic Reservoir
      • Installation of Hydraulic Tank
    • Removal and Installation of Hydraulic Pump
      • Removal of Hydraulic Pump
      • Installation of Hydraulic Pump
    • Removal and Installation of Pump coupling
      • Removal of Pump Coupling
      • Installation of Pump Coupling
    • Removal and Installation of Control Valve
      • Removal of Control Valve
      • Installation of Control Valve
    • Removal and Installation of Travel Remote Control Valve
      • Removal of Travel Remote Control Valve
      • Installation of Travel Remote Control Valve
    • Removal and Installation of Operation Remote Control Valve
      • Removal of Operation Remote Control Valve (left side)
      • Installation of Operation Remote Control Valve (left side)
      • Removal of Operation Remote Control Valve (right side)
      • Installation of Operation Remote Control Valve (right side)
    • Removal and Installation of 4 Stack Solenoid
      • Removal of 4 Stack Solenoid Valve
      • Installation of 4 Stack Solenoid Valve
    • Removal and Installation of Cushion Valve
      • Removal of Cushion Valve
      • Installation of Cushion Valve
    • Removal and Installation of 4 Stack Reducing Valve
      • Removal of 4 Stack Reducing Valve
      • Installation of 4 Stack Reducing Valve
    • Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
      • Tools
      • Disassembly Procedure
      • Assembly Procedure
    • Pump Main Unit Maintenance Standards
      • Replacement standards for worn parts
      • Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
      • Tightening torque
      • Overall View
    • Causes of Failures, and Actions
      • Regulator Adjustment
      • Appendix Table and Drawings
      • Regulator Assembly and Disassembly Procedures
    • Procedures for Assembly and Disassembly of Control Valve
      • Disassembly
      • Cleaning
      • Inspection
      • Assembly
      • Internal Structural Diagram
      • part list
      • Relief Valve
      • Installation
      • Operation
      • Malfunction and Countermeasure
    • Procedures for Assembly and Disassembly of Operation Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures
    • Procedures for Assembly and Disassembly of Travel Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures and Cross-section Diagram
    • Assembly and Disassembly of Cushion Valve
      • Disassembly Procedures
      • Assembly Procedures
      • Document
    • Pressure Measurement and Adjustment Procedures
      • Procedures for Pressure Measurement from the Monitor Display
      • PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
      • Procedures for Pressure Measurement by Installing Pressure Gauge
      • Pressure Measuring Port
      • Control Valve
      • Pressure Measurement Preparations
      • Pressure Measurement
      • Main Pressure Measurement
      • Pilot Pressure Measurement
      • Negative Control Pressure Measurement
      • Pressure Adjustment
    • Hydraulic Pump Flow Measurement Procedures
      • Preparations
      • Work Preparations
      • Flow Measurement
    • Air Bleed Procedure
      • Hydraulic Pump
    • Sampling Procedure
      • Sampling of Hydraulic Fluid
    • Hydraulic Equipment Layout
    • Overall View
      • Pump Chamber Hydraulic Equipment Layout
      • Swing Body Center Section Hydraulic Equipment Layout
      • Housing Left Side Hydraulic Equipment Layout
      • Layout of Hydraulic Equipment in Cab
  • N. CAB
    • Removal and Installation of Operatorโ€™s Seat
      • Removal of Operatorโ€™s Seat
      • Installation of Operatorโ€™s Seat
    • Removal and Installation of Cab Assembly
      • Removal of Cab Assembly
      • Installation of Cab Assembly
    • Removal and Installation of Wiper
      • Removal of Wiper
      • Installation of wiper
    • Removal and Installation of Cab Windshield
      • Removal of Cab Windshield
      • Installation of Cab Front Glass
    • Window Lock Adjustment Procedure
      • Window Lock (front side)
      • Window Lock (rear side)
    • Removal and Installation of Housing Guardrail
      • Removal of Housing Guardrail
      • Installation of Housing Guardrail
    • Tightening torque
  • R. ELECTRICAL PARTS
    • Basic Functions
      • Monitor Control
      • Basic Operation
      • Accessories
      • Safety
      • Maintenance
      • Setting
      • Battery disconnect switch
      • Explanation of Controller
    • Service Support
      • Screen Operations
      • Screen Display List
      • Service Monitor Structure
      • CHECK Screen List
      • SETUP Screen List
      • CALIBRATE Screen List
    • Connection Connector Pin Layout
      • Main Controller
      • Monitor
    • Sequence Circuit Diagram
      • Code List
      • Overall
      • Block diagram
    • Electrical Equipment Layout Diagram
      • Main Unit Left-side Layout Diagram
      • Engine Section Layout Diagram
      • Main Unit Right Rear Section Layout Diagram
      • Main Unit Right Front Section Layout Diagram
      • Cab Layout Diagram 1
      • Cab Layout Diagram 2
      • Layout Around Operator Seat
      • Stand Alone Parts Diagram
    • Removal and Installation of Wiper Controller
      • Removal of Wiper Controller
      • Installation of wiper controller
    • Removal and Installation of Wiper Motor
      • Removal of Wiper Motor
      • Installation of wiper motor
    • Removal and Installation of ECM
      • Removal of ECM
      • Installation of ECM
    • Removal and Installation of Main Controller
      • Main controller Removal
      • Installation of Main Controller
    • Removal and Installation of DCU
      • Removal of DCU
      • Installation of DCU
    • Removal and Installation of Monitor
      • Removal of Monitor
      • Installation of Monitor
    • Removal and Installation of Rear View Camera
      • Removal of Rear View Camera
      • Installation of Rear View Camera
    • Removal and Installation of Side Camera (Right)
      • Removal of Side Camera (Right)
      • Installation of Side Camera (Right)
    • Removal and Installation of Side Camera (Left)
      • Removal of Side Camera (Left)
      • Installation of Side Camera (Left)
    • Removal and Installation of Ambient light
      • Removal of Ambient Light
      • Installation of Ambient Light
    • Removal and Installation of WAVES Controller
      • Removal of WAVES Controller
      • Installation of WAVES Controller
    • How to Set WAVES
    • Air Conditioner Overall Diagram
      • Frame
      • Cab
      • Equipment Layout Diagram
      • Circuit Diagram
      • Explanation of Functions
      • Actuator Inspection
      • Self-diagnosis Function with Panel Display
      • Part Function and Good/Poor Judgment
    • Assembly and Disassembly of Unit
      • Removal of Blower Unit
      • Replacement of Blower Motor
      • Replacement of Blower Amp
      • Removal of Heater Core
      • Removal of Switchover BOX
      • Replacement of Evaporator and Expansion Valve
      • Installation of Evaporator Sensor
      • Replacement of Motor Actuator
    • Removal and Installation of Compressor
      • Removal of Compressor
      • Installation of Compressor
    • Removal and Installation of Condenser
      • Removal of Condenser
      • Installation of Condenser
    • Removal and Installation of Receiver Dryer
      • Removal of Receiver Dryer
      • Installation of Receiver Dryer
    • Work Precautions
      • Work Procedures
      • Filling Procedures
  • V. ATTACHMENTS
    • Main Equipment Table
      • Backhoe Attachment
    • Maintenance Standards
      • Attachment (Backhoe)
      • Dozer Blade
    • Removal and Installation of Bucket Cylinder
      • Removal of Bucket Cylinder
      • Installation of Bucket Cylinder
    • Removal and Installation of Arm Cylinder
      • Removal of Arm Cylinder
      • Installation of Arm Cylinder
    • Removal and Installation of Boom Cylinder
      • Removal of Boom Cylinder
      • Installation of Boom Cylinder
    • Removal and Installation of Blade Cylinder
      • Removal of Blade Cylinder
      • Installation of Blade Cylinder
    • Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
      • Specifications and Structure Diagram (including the assembly diagram and parts table)
      • Handling Precautions
      • Maintenance Inspection and Service
      • Trouble Diagnostics
      • Storage Standards
      • Assembly and Disassembly Procedures
      • Structural Diagram (made by KYB)
    • HBCV
      • structure
      • Function
      • operation explanation
    • Port Diagram
      • HBCV
    • Air Bleed Procedure
      • HBCV
    • Removal and Installation of HBCV
    • Removal and Installation of Arm HBCV
      • Removal of arm HBCV
      • Installation of Arm HBCV
    • Removal and Installation of Boom HBCV
      • Removal of Boom HBCV
      • Installation of boom HBCV
    • Removal and Installation of Bucket
      • Removal of Bucket
      • Installation of Bucket
    • Removal and Installation of Bucket Link
      • Removal of Bucket Link
      • Installation of Bucket Link
    • Removal and Installation of Arm
      • Removal of Arm
      • Installation of Arm
    • Removal and Installation of Boom
      • Removal of Boom
      • Installation of Boom
    • Removal and Installation of Blade
      • Removal of Blade
      • Blade Installation
  • Z. OTHER
    • Change from Type 6
      • Overall Layout
      • Engine
      • Hydraulic-related Data
      • Oil Pressure Control
      • Cab, House
      • Electrical Data
      • Electric Control
    • Specifications (145X4) (LC Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Specifications (145X4) (Blade Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • DOZER BLADE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Arm Dimensions
      • Standard Arm [2.50 m (8.2021 ft.)]
      • Short Arm [2.11 m (6.9226 ft.)]
      • Long Arm [3.01 m (9.8753 ft.)]
    • Main Unit Weight
      • Divided Weight (LC Specifications)
      • Divided Weight (Blade Specifications)
      • Stand Alone Part Weight
      • Stand Alone Part Weight
      • Shoe Weight (per Side) (LC Specifications)
      • Shoe Weight (per Side) (Blade Specifications)
      • Arm Weight
    • Bolt Size and Torque Table
      • Special Torque Setting
    • Overall View
      • 145X4 (LC Specifications) (Grouser Shoe)
      • 145X4 (LC Specifications) (Link Chain)
      • 145X4 (Blade Specifications) (Grouser Shoe)
      • 145X4 (Blade Specifications) (Link Chain)
    • WORK RANGE DIAGRAM
      • 145X4 (LC Specifications)
      • 145X4 (Blade Specifications)
    • New Machine Performance Judgment Table
      • Table of Standards
      • Measurement Method
    • FLUIDS AND LUBRICANTS
      • HYDRAULIC FLUID
      • Engine Oil
      • Fuel
      • Conditions applicable to diesel fuel
      • Recommended conditions applicable to diesel fuels
    • Main-Unit-related Diagnostic Trouble Code List
    • Main Unit-side Trouble
      • Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
      • Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
      • Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
      • Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
      • Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
      • Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
      • Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
      • Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
      • Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
      • Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
      • Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
      • Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
      • Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
      • Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
      • Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
      • Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
      • Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
      • Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
      • Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
      • Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
      • Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
      • Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
      • Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
      • Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
      • Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
      • Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
      • Diagnostic Trouble Code: 7404 Oil Temperature Overheating
      • Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
      • Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
      • Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
      • Diagnostic Trouble Code: 7421 Decrease in Coolant Level
      • Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
      • Diagnostic Trouble Code: 7423 Air Cleaner Clogging
      • Diagnostic Trouble Code: 7424 Return Filter Clogging
      • Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
      • Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
      • Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
      • Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
      • Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
      • Diagnostic Trouble Code: 7602: ECM Communication Abnormality
      • Diagnostic Trouble Code: 7605 ECM Not Matched
      • Diagnostic Trouble Code: 7606 EEPROM Abnormality
      • Diagnostic Trouble Code: 7608 Camera Abnormality
      • Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
      • Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
      • Diagnostic Trouble Code: 7618 DCU Communication Abnormality
    • List of special tools
      • NUMERICAL VALUE CONVERSION TABLE
      • A
      • C
      • H
      • J
      • R
      • V
    • Paint Colors
    • Abbreviation
  • Excavator
  • SAFETY
    • Safety, general information and standard torque data
    • General Information
      • Safety
      • ROPS
    • Standard Torque Data For Cap Screws And Nuts
      • Bolt and Nut Tightening
    • Protection of Electric/Electronics System During Charging or Welding
  • A. LOWER
    • Main Equipment Table
      • Lower Component
    • Main Equipment Structure and Operation Explanation
      • Travel Motor
    • Port Diagram
      • Travel Motor
      • Center Joint
      • Center Joint (Blade)
    • Basic Functions
      • Travel speed selection
      • Travel Alarm
    • Removal and Installation of Track
      • Removal and Installation of Shoe Assembly
      • Removal and Installation of Shoe Plate
    • Removal and Installation of Roller
      • Removal and Installation of Upper Roller
      • Assembly and Disassembly of Upper Roller
      • Removal and Installation of Lower Roller
      • Assembly and Disassembly of Lower Roller
    • Removal and Installation of Drive Sprocket
      • Removal of Drive Sprocket
      • Installation of Drive Sprocket
    • Removal and Installation of Take-up Roller
      • Removal of Take-up Roller
      • Installation of Take-up Roller
    • Assembly and Disassembly of Take-up Roller
      • Configuration Diagram
      • Dimension Diagram
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Grease Cylinder
      • Removal of Grease Cylinder
      • Installation of grease cylinder
    • Assembly and Disassembly of Tension Shock Absorber
      • Configuration Diagram
      • Dimension Diagram
      • Jig dimension diagram
      • Disassembly procedures
      • Assembly procedures
    • Removal and Installation of Center Joint
      • Removal of Center Joint
      • Installation of Center Joint
    • Assembly and Disassembly of Center Joint
      • Configuration Diagram
      • Dimension Diagram
      • Dimension Diagram (Blade)
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Travel Motor
      • Removal of Travel Motor
      • Installation of Travel Motor
    • Assembly and Disassembly of Travel Motor (nabtesco)
      • Safety Precautions
      • Service Overview
      • Disassembly
      • Maintenance Standards
      • Assembly
      • Performance Check Test
    • Maintenance Standards
      • Drive Sprocket
      • Take-up Roller
      • Upper roller
      • Lower Roller
      • Track Shoe (Grouser Shoe)
      • Inspection Gauge
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Travel Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Travel Motor
  • B. C. SWING UNIT, COUNTERWEIGHT
    • Main Equipment Table
      • Upper Component
    • Main Equipment Structure and Operation Explanation
      • Swing Unit
    • Port Diagram
      • Swing motor
    • Basic Functions
      • Swing brake
      • Swing lock
      • Swing Speed Limit
      • Swing Relief Cut
    • Removal and Installation of Swing Unit
      • Removal of Swing Unit
      • Installation of Swing Unit
    • Assembly and Disassembly of Swing Motor and Swing Reduction Gear
      • Causes of Failures, and Actions
      • Tools
      • Jig
      • Tightening torque
      • Weight Table
      • Disassembly
      • Assembly
      • Assembly cross-section diagram
      • Parts List
      • Disassembly and Assembly Diagram (Swing Motor)
      • Disassembly and Assembly Diagram (Reduction Gear)
    • Removal and Installation of Counterweight
      • Removal of Counterweight
      • Installation of Counterweight
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Swing Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Swing Motor
  • H. ENGINE
    • Main Equipment Table
      • Engine-related
    • Basic Functions
      • Fuel Gauge
      • Coolant Temperature Gauge
      • SCR Gauge
      • Fuel economy gauge
      • Neutral start
      • Power-cut Delay
      • Preheat
      • Throttle
      • Throttle volume position detection
      • Idle start
      • Auto idle
      • One-touch idle
      • Auto Warm-up
      • Idle shut down
      • Idle up
      • Work mode control
      • Engine Emergency Stop
      • SCR RE-GEN
      • Inducement
      • Feed Pump Automatic Stop
      • Coolant Level Decrease
      • Air Filter Clogging
      • Fuel Filter Clogging
      • Battery Charge Abnormality
      • Horsepower Reduction Control (in Uplands)
      • Horsepower Reduction Control (at Engine Failure)
    • Primary specifications
    • Function, Structure, Operation
    • Function, structure, operation (SCR)
    • SCR Control System Inspection
    • Explanation of SCR Operation
    • Diagnosis for Each Symptom
      • Intermittent conditions of urea selective catalytic reduction system
      • Urea fluid consumption too high
      • Ammonia smell noticeable
      • White crystalline powder visible
    • Diagnosis for Each Symptom
      • Engine start failure
      • Engine stalling
      • Engine Hunting, Rough Idling
      • Excess Amount of White Smoke in Exhaust Gas
      • Excessive Black Smoke in Exhaust Gas
      • Abnormal Noise
      • High Fuel Consumption
      • High Oil Consumption
      • Insufficient engine output
    • Functional Inspection
      • Engine compression pressure inspection
      • Fuel System Inspection
      • Lubrication system check
      • Suction air system inspection
      • Exhaust system inspection
      • Inspection of EGR Control System
      • Starting system check
      • Glow control system check
      • OBD system check
      • Inspection of the monitor warning light illumination circuit system
      • Inspection of the monitor warning light blinking circuit system
      • Inspection of the starter circuit system
    • Removal and Installation of Engine Assembly
      • Removal of Engine Assembly
      • Installation of Engine Assembly
    • Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
      • Removal and Installation of Fuel Cooler
      • Removal and Installation of Engine Intercooler
      • Removal and Installation of Radiator
      • Removal and Installation of Oil Cooler
    • Removal and Installation of Turbo Charger
      • Turbocharger assembly Removal
      • Turbocharger assembly Installation
      • Inspection of Turbocharger assembly
    • Removal and Installation of EGR Valve (if equipped)
      • Removal of EGR Valve
      • Installation of EGR Valve
      • Inspection of EGR Valve
    • Removal and Installation of EGR Cooler
      • Removal of EGR Cooler
      • Installation of EGR Cooler
      • Inspection of EGR Cooler
    • Removal and Installation of Engine Hood
      • Removal of Top Cover
      • Installation of Engine Hood
    • Removal and Installation of SCR
      • Removal of SCR
      • Installation of SCR
    • Removal and Installation of SCR Catalyst
      • Removal of SCR Catalyst
      • Installation of SCR Catalyst
      • Disassembly of SCR Catalyst
      • Assembly of SCR Catalyst
      • Inspection of SCR Catalyst
    • Removal and Installation of Cylinder Head Cover
      • Cylinder head cover Removal
      • Installation of Cylinder Head Cover
      • Removal and Installation of Cylinder Head
    • Removal and Installation of Cylinder Block
      • Removal of Cylinder block
      • Installation of Cylinder block
      • Inspection of Cylinder Block
    • Lubrication System
      • Removal and Installation of Oil Pan and Crank Case
      • Removal and Installation of Oil Level Switch
      • Removal and Installation of Oil Pump Assembly
      • Engine oil Inspection
      • Removal and Installation of Oil Port Cover
    • Cooling System
      • Removal and Installation of Water Pump Assembly
      • Removal and Installation of Thermostat
      • InspectionInspection of Coolant
      • Inspection of Cooling Fan Belt
      • Removal and Installation of Overheat Switch
    • Induction System
      • Inspection of Air Cleaner Element
    • Exhaust System
      • Removal and installation of Oxidation Catalyst Assembly
    • Aux. Emission Control Devices System
      • Removal and installation of Dosing Module
      • Removal and installation of DEF Supply Module
      • Removal and installation of Coolant Control Valve
      • Removal and Installation of DCU
      • Removal and installation of DEF Supply Module Filter
    • Removal and Installation of Exhaust Manifold
      • Removal of Exhaust Manifold
      • Installation of Exhaust Manifold
      • Inspection of Exhaust Manifold
    • Removal and Installation of Fuel Tank
      • Removal of Fuel Tank
      • Installation of fuel tank
    • Removal and Installation of Urea Pump
      • Removal of Urea Pump
      • Installation of Urea Pump
    • Removal and Installation of Urea Solution Tank
      • Removal of Urea Tank
      • Installation of Urea Solution Tank
    • Removal and Installation of Fuel Supply Pump
      • Removal of Fuel Supply Pump
      • Installation of Fuel Supply Pump
    • Removal and Installation of Common Rail Assembly
      • Removal of Common Rail Assembly
      • Installation of Common Rail Assembly
    • Removal and Installation of Injector
      • Removal of Injector
      • Installation of Injector
    • Removal and Installation of Crankshaft
      • Removal of Crankshaft
      • Installation of Crankshaft
      • Disassembly of Crankshaft
      • Assembly of Crankshaft
      • Inspection of Crankshaft
    • Removal and Installation of Piston and Connecting Rod
      • Removal of Piston and connecting rod
      • Installation of Piston and connecting rod
      • Disassembly of Piston and Connecting Rod
      • Assembly of Piston and Connecting Rod
      • Inspection of Piston and Connecting Rod
    • Removal and Installation of Camshaft
      • Removal of Camshaft
      • Installation of Camshaft
      • Inspection of Camshaft
    • Removal and Installation of Flywheel
      • Removal of Flywheel
      • Installation of Flywheel
      • Inspection of Flywheel
    • Removal and Installation of Crankshaft front oil seal
      • Removal of Crankshaft front oil seal
      • Installation of Crankshaft front oil seal
    • Removal and Installation of Crankshaft rear oil seal
      • Removal of Crankshaft Rear Oil Seal
      • Installation of Crankshaft Rear Oil Seal
    • Removal and Installation of Timing Chain
      • Removal of Timing chain
      • Installation of Timing chain
    • Removal and Installation of Timing Gear Train
      • Removal of Timing gear train
      • Installation of Timing gear train
      • Inspection of Timing Gear Train
    • Removal and Installation of Timing Gear Case
      • Removal of Timing gear case
      • Installation of Timing gear case
    • Removal and Installation of Inlet Manifold
      • Removal of Inlet manifold
      • Installation of Inlet manifold
    • Removal and Installation of Rocker Arm Shaft
      • Removal of Rocker arm shaft assembly
      • Installation of Rocker arm shaft assembly
    • Removal and Inspection of Valve Stem Oil Seal and Valve Spring
      • Removal of Valve stem oil seal and valve spring
      • Installation of Valve stem oil seal and valve spring
      • Inspection of Valve Spring
    • Removal and installation of Intake Throttle Valve
      • Removal of Intake throttle valve
      • Installation of Intake throttle valve
    • Removal and Installation of Starter Motor
      • Removal of Starter Motor
      • Installation of Starter Motor
      • Inspection of Starter Motor
    • Removal and Installation of Alternator
      • Removal of Alternator
      • Installation of Alternator
      • Inspection of Alternator
    • Removal and Installation of Glow Plug
      • Removal of Glow Plug
      • Installation of Glow Plug
      • Inspection of Glow Plug
    • Removal and Installation of Suction Control Valve
      • Removal of Suction Control Valve
      • Installation of Suction Control Valve
    • Removal and installation of Fuel Filter
      • Removal of Fuel Filter
      • Installation of Fuel Filter
    • Removal and installation of Relief Valve
      • Removal of Relief valve
      • Installation of Relief valve
    • Removal and installation of Fuel Filter Element
      • Removal of Fuel filter element
      • Installation of Fuel Filter Element
    • Removal and installation of Fuel temperature sensor
      • Removal of Fuel temperature sensor
      • Installation of Fuel temperature sensor
      • Inspection of Fuel temperature sensor
    • Removal and installation of Pressure limiter
      • Removal of Pressure limiter
      • Installation of Pressure limiter
    • Removal and installation of Fuel pressure sensor
      • Removal of Fuel pressure sensor
      • Installation of Fuel pressure sensor
    • Removal and Installation of Fuel filter pressure
      • Fuel filter pressure sensor Removal
      • Fuel filter pressure sensor Installation
    • Removal and Installation of Engine coolant temperature sensor
      • Engine coolant temperature sensor Removal
      • Engine coolant temperature sensor Installation
      • Inspection of Engine coolant temperature sensor
    • Removal and Installation of CKP sensor
      • CKP sensor Removal
      • CKP sensor Installation
      • Inspection of CKP sensor
    • Removal and Installation of CMP sensor
      • CMP sensor Removal
      • CMP sensor Installation
      • Inspection of CMP sensor
    • Removal and Installation of Oil pressure sensor
      • Oil pressure sensor Removal
      • Oil pressure sensor Installation
      • Inspection of Oil pressure sensor
    • Removal and installation of Boost Sensor
      • Removal of Boost sensor
      • Installation of Boost sensor
      • Inspection of Boost sensor
    • Removal and installation of Boost Temperature Sensor
      • Removal of Boost temperature sensor
      • Installation of Boost temperature sensor
    • Removal and installation of Turbocharger control solenoid
      • Removal of Turbocharger control solenoid
      • Installation of Turbocharger control solenoid
      • Inspection of Turbocharger control solenoid
    • Removal and Installation of IMT sensor
      • IMT sensor Removal
      • IMT sensor Installation
    • Removal and installation of MAF and IAT sensor
      • Removal of MAF and IAT sensor
      • Installation of MAF and IAT sensor
      • Inspection of MAF and IAT sensor
    • Removal and installation of Charge Air Cooler Temperature Sensor 1
      • Removal of Charge Air Cooler Temperature Sensor 1
      • Installation of Charge Air Cooler Temperature Sensor 1
      • Inspection of Charge Air Cooler Temperature Sensor 1
    • Sampling Procedure
      • Sampling of Engine Oil
    • Removal and Installation of Exhaust gas temperature sensor
      • Removal of Exhaust gas temperature sensor
      • Installation of Exhaust gas temperature sensor
      • Inspection of Exhaust gas temperature sensor
    • Removal and installation of EGR Gas Temperature Sensor 1
      • Removal of EGR Gas Temperature Sensor 1
      • Installation of EGR Gas Temperature Sensor 1
      • Inspection of EGR Gas Temperature Sensor 1
    • Removal and installation of EGR Gas Temperature Sensor 2
      • Removal of EGR Gas Temperature Sensor 2
      • Installation of EGR Gas Temperature Sensor 2
      • Inspection of EGR Gas Temperature Sensor 2
    • Removal and installation of NOx Sensor
      • Removal of NOx Sensor
      • Installation of NOx Sensor
    • Removal and installation of EGR Gas Temperature Sensor 3
      • Removal of EGR Gas Temperature Sensor 3
      • Installation of EGR Gas Temperature Sensor 3
    • Removal and Installation of Urea sensor
      • Removal of Urea Sensor
      • Installation of Urea Sensor
    • Engine-related Diagnostic Trouble Code List
    • Engine-side Trouble
      • ECM Trouble
      • DCU Trouble
  • J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
    • Main Equipment Table
      • Hydraulic Device
      • Control-related
    • Basic Functions
      • Oil temperature gauge
      • Static Horsepower Control
      • Overload Warning (Function for Europe Only)
      • Pressure Boost Control
      • Stroke Control
      • Boom Down Energy Save
      • Pump Horsepower Boost Control
      • Arm 1 Semi-parallel Control
      • Arm 2 Semi-parallel Control
      • Hot Shutdown Warning
      • Gate Lock
      • Breaker Mode
      • Crusher Mode
      • Quick coupler
      • Hydraulic Oil Filter Clog
      • Solenoid Sticking Prevention
    • Port Diagram
      • Hydraulic Pump (standard model)
      • Hydraulic Pump (Blade)
      • Control valve
      • 4 Stack Solenoid Valve
      • 2 Stack Solenoid Valve
      • Remote Control Valves (upper, travel)
      • Cushion valve
      • 2-way Selector Valve
      • Direction Valve
      • Reducing valve (4-line)
      • Relief Valve (electromagnetic proportional)
      • Manifold Under Cab
      • Manifold (accumulator section)
      • Hydraulic tank
    • Hydraulic Pump
      • Type Indication
      • Specifications
      • Structure and Operation Explanation
      • Hydraulic Circuit Diagram
      • Hydraulic Pump Internal Structure Diagram
      • Regulator
      • Operation Outline of Electronically-Controlled Pump
    • Control Valve
      • Basic Configuration
      • Operation
    • 4 Stack Solenoid Valve Operation Explanation
      • External Shape Diagram and Component Parts
      • Operation Explanation
    • Upper Pilot Valve (remote control valve)
      • Structure
      • Function
      • Operation
      • Structural Diagram
    • Travel Pilot Valve (remote control valve)
      • Operation
      • Structural Diagram
    • Cushion Valve
      • Structure
      • Operation Explanation
    • Selector Valve (2-way)
      • Structure
      • Operation Explanation
      • Development Diagram
    • Direction Valve (3-direction)
      • Structure
      • Operation Explanation
    • Electromagnetic Relief Valve
      • Structure
      • Operation Explanation
    • Removal and Installation of Hydraulic Reservoir
      • Removal of Hydraulic Reservoir
      • Installation of Hydraulic Tank
    • Removal and Installation of Hydraulic Pump
      • Removal of Hydraulic Pump
      • Installation of Hydraulic Pump
    • Removal and Installation of Pump coupling
      • Removal of Pump Coupling
      • Installation of Pump Coupling
    • Removal and Installation of Control Valve
      • Removal of Control Valve
      • Installation of Control Valve
    • Removal and Installation of Travel Remote Control Valve
      • Removal of Travel Remote Control Valve
      • Installation of Travel Remote Control Valve
    • Removal and Installation of Operation Remote Control Valve
      • Removal of Operation Remote Control Valve (left side)
      • Installation of Operation Remote Control Valve (left side)
      • Removal of Operation Remote Control Valve (right side)
      • Installation of Operation Remote Control Valve (right side)
    • Removal and Installation of 4 Stack Solenoid
      • Removal of 4 Stack Solenoid Valve
      • Installation of 4 Stack Solenoid Valve
    • Removal and Installation of Cushion Valve
      • Removal of Cushion Valve
      • Installation of Cushion Valve
    • Removal and Installation of 4 Stack Reducing Valve
      • Removal of 4 Stack Reducing Valve
      • Installation of 4 Stack Reducing Valve
    • Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
      • Tools
      • Disassembly Procedure
      • Assembly Procedure
    • Pump Main Unit Maintenance Standards
      • Replacement standards for worn parts
      • Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
      • Tightening torque
      • Overall View
    • Causes of Failures, and Actions
      • Regulator Adjustment
      • Appendix Table and Drawings
      • Regulator Assembly and Disassembly Procedures
    • Procedures for Assembly and Disassembly of Control Valve
      • Disassembly
      • Cleaning
      • Inspection
      • Assembly
      • Internal Structural Diagram
      • part list
      • Relief Valve
      • Installation
      • Operation
      • Malfunction and Countermeasure
    • Procedures for Assembly and Disassembly of Operation Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures
    • Procedures for Assembly and Disassembly of Travel Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures and Cross-section Diagram
    • Assembly and Disassembly of Cushion Valve
      • Disassembly Procedures
      • Assembly Procedures
      • Document
    • Pressure Measurement and Adjustment Procedures
      • Procedures for Pressure Measurement from the Monitor Display
      • PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
      • Procedures for Pressure Measurement by Installing Pressure Gauge
      • Pressure Measuring Port
      • Control Valve
      • Pressure Measurement Preparations
      • Pressure Measurement
      • Main Pressure Measurement
      • Pilot Pressure Measurement
      • Negative Control Pressure Measurement
      • Pressure Adjustment
    • Hydraulic Pump Flow Measurement Procedures
      • Preparations
      • Work Preparations
      • Flow Measurement
    • Air Bleed Procedure
      • Hydraulic Pump
    • Sampling Procedure
      • Sampling of Hydraulic Fluid
    • Hydraulic Equipment Layout
    • Overall View
      • Pump Chamber Hydraulic Equipment Layout
      • Swing Body Center Section Hydraulic Equipment Layout
      • Housing Left Side Hydraulic Equipment Layout
      • Layout of Hydraulic Equipment in Cab
  • N. CAB
    • Removal and Installation of Operatorโ€™s Seat
      • Removal of Operatorโ€™s Seat
      • Installation of Operatorโ€™s Seat
    • Removal and Installation of Cab Assembly
      • Removal of Cab Assembly
      • Installation of Cab Assembly
    • Removal and Installation of Wiper
      • Removal of Wiper
      • Installation of wiper
    • Removal and Installation of Cab Windshield
      • Removal of Cab Windshield
      • Installation of Cab Front Glass
    • Window Lock Adjustment Procedure
      • Window Lock (front side)
      • Window Lock (rear side)
    • Removal and Installation of Housing Guardrail
      • Removal of Housing Guardrail
      • Installation of Housing Guardrail
    • Tightening torque
  • R. ELECTRICAL PARTS
    • Basic Functions
      • Monitor Control
      • Basic Operation
      • Accessories
      • Safety
      • Maintenance
      • Setting
      • Battery disconnect switch
      • Explanation of Controller
    • Service Support
      • Screen Operations
      • Screen Display List
      • Service Monitor Structure
      • CHECK Screen List
      • SETUP Screen List
      • CALIBRATE Screen List
    • Connection Connector Pin Layout
      • Main Controller
      • Monitor
    • Sequence Circuit Diagram
      • Code List
      • Overall
      • Block diagram
    • Electrical Equipment Layout Diagram
      • Main Unit Left-side Layout Diagram
      • Engine Section Layout Diagram
      • Main Unit Right Rear Section Layout Diagram
      • Main Unit Right Front Section Layout Diagram
      • Cab Layout Diagram 1
      • Cab Layout Diagram 2
      • Layout Around Operator Seat
      • Stand Alone Parts Diagram
    • Removal and Installation of Wiper Controller
      • Removal of Wiper Controller
      • Installation of wiper controller
    • Removal and Installation of Wiper Motor
      • Removal of Wiper Motor
      • Installation of wiper motor
    • Removal and Installation of ECM
      • Removal of ECM
      • Installation of ECM
    • Removal and Installation of Main Controller
      • Main controller Removal
      • Installation of Main Controller
    • Removal and Installation of DCU
      • Removal of DCU
      • Installation of DCU
    • Removal and Installation of Monitor
      • Removal of Monitor
      • Installation of Monitor
    • Removal and Installation of Rear View Camera
      • Removal of Rear View Camera
      • Installation of Rear View Camera
    • Removal and Installation of Side Camera (Right)
      • Removal of Side Camera (Right)
      • Installation of Side Camera (Right)
    • Removal and Installation of Side Camera (Left)
      • Removal of Side Camera (Left)
      • Installation of Side Camera (Left)
    • Removal and Installation of Ambient light
      • Removal of Ambient Light
      • Installation of Ambient Light
    • Removal and Installation of WAVES Controller
      • Removal of WAVES Controller
      • Installation of WAVES Controller
    • How to Set WAVES
    • Air Conditioner Overall Diagram
      • Frame
      • Cab
      • Equipment Layout Diagram
      • Circuit Diagram
      • Explanation of Functions
      • Actuator Inspection
      • Self-diagnosis Function with Panel Display
      • Part Function and Good/Poor Judgment
    • Assembly and Disassembly of Unit
      • Removal of Blower Unit
      • Replacement of Blower Motor
      • Replacement of Blower Amp
      • Removal of Heater Core
      • Removal of Switchover BOX
      • Replacement of Evaporator and Expansion Valve
      • Installation of Evaporator Sensor
      • Replacement of Motor Actuator
    • Removal and Installation of Compressor
      • Removal of Compressor
      • Installation of Compressor
    • Removal and Installation of Condenser
      • Removal of Condenser
      • Installation of Condenser
    • Removal and Installation of Receiver Dryer
      • Removal of Receiver Dryer
      • Installation of Receiver Dryer
    • Work Precautions
      • Work Procedures
      • Filling Procedures
  • V. ATTACHMENTS
    • Main Equipment Table
      • Backhoe Attachment
    • Maintenance Standards
      • Attachment (Backhoe)
      • Dozer Blade
    • Removal and Installation of Bucket Cylinder
      • Removal of Bucket Cylinder
      • Installation of Bucket Cylinder
    • Removal and Installation of Arm Cylinder
      • Removal of Arm Cylinder
      • Installation of Arm Cylinder
    • Removal and Installation of Boom Cylinder
      • Removal of Boom Cylinder
      • Installation of Boom Cylinder
    • Removal and Installation of Blade Cylinder
      • Removal of Blade Cylinder
      • Installation of Blade Cylinder
    • Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
      • Specifications and Structure Diagram (including the assembly diagram and parts table)
      • Handling Precautions
      • Maintenance Inspection and Service
      • Trouble Diagnostics
      • Storage Standards
      • Assembly and Disassembly Procedures
      • Structural Diagram (made by KYB)
    • HBCV
      • structure
      • Function
      • operation explanation
    • Port Diagram
      • HBCV
    • Air Bleed Procedure
      • HBCV
    • Removal and Installation of HBCV
    • Removal and Installation of Arm HBCV
      • Removal of arm HBCV
      • Installation of Arm HBCV
    • Removal and Installation of Boom HBCV
      • Removal of Boom HBCV
      • Installation of boom HBCV
    • Removal and Installation of Bucket
      • Removal of Bucket
      • Installation of Bucket
    • Removal and Installation of Bucket Link
      • Removal of Bucket Link
      • Installation of Bucket Link
    • Removal and Installation of Arm
      • Removal of Arm
      • Installation of Arm
    • Removal and Installation of Boom
      • Removal of Boom
      • Installation of Boom
    • Removal and Installation of Blade
      • Removal of Blade
      • Blade Installation
  • Z. OTHER
    • Change from Type 6
      • Overall Layout
      • Engine
      • Hydraulic-related Data
      • Oil Pressure Control
      • Cab, House
      • Electrical Data
      • Electric Control
    • Specifications (145X4) (LC Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Specifications (145X4) (Blade Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • DOZER BLADE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Arm Dimensions
      • Standard Arm [2.50 m (8.2021 ft.)]
      • Short Arm [2.11 m (6.9226 ft.)]
      • Long Arm [3.01 m (9.8753 ft.)]
    • Main Unit Weight
      • Divided Weight (LC Specifications)
      • Divided Weight (Blade Specifications)
      • Stand Alone Part Weight
      • Stand Alone Part Weight
      • Shoe Weight (per Side) (LC Specifications)
      • Shoe Weight (per Side) (Blade Specifications)
      • Arm Weight
    • Bolt Size and Torque Table
      • Special Torque Setting
    • Overall View
      • 145X4 (LC Specifications) (Grouser Shoe)
      • 145X4 (LC Specifications) (Link Chain)
      • 145X4 (Blade Specifications) (Grouser Shoe)
      • 145X4 (Blade Specifications) (Link Chain)
    • WORK RANGE DIAGRAM
      • 145X4 (LC Specifications)
      • 145X4 (Blade Specifications)
    • New Machine Performance Judgment Table
      • Table of Standards
      • Measurement Method
    • FLUIDS AND LUBRICANTS
      • HYDRAULIC FLUID
      • Engine Oil
      • Fuel
      • Conditions applicable to diesel fuel
      • Recommended conditions applicable to diesel fuels
    • Main-Unit-related Diagnostic Trouble Code List
    • Main Unit-side Trouble
      • Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
      • Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
      • Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
      • Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
      • Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
      • Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
      • Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
      • Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
      • Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
      • Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
      • Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
      • Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
      • Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
      • Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
      • Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
      • Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
      • Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
      • Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
      • Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
      • Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
      • Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
      • Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
      • Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
      • Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
      • Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
      • Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
      • Diagnostic Trouble Code: 7404 Oil Temperature Overheating
      • Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
      • Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
      • Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
      • Diagnostic Trouble Code: 7421 Decrease in Coolant Level
      • Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
      • Diagnostic Trouble Code: 7423 Air Cleaner Clogging
      • Diagnostic Trouble Code: 7424 Return Filter Clogging
      • Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
      • Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
      • Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
      • Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
      • Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
      • Diagnostic Trouble Code: 7602: ECM Communication Abnormality
      • Diagnostic Trouble Code: 7605 ECM Not Matched
      • Diagnostic Trouble Code: 7606 EEPROM Abnormality
      • Diagnostic Trouble Code: 7608 Camera Abnormality
      • Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
      • Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
      • Diagnostic Trouble Code: 7618 DCU Communication Abnormality
    • List of special tools
      • NUMERICAL VALUE CONVERSION TABLE
      • A
      • C
      • H
      • J
      • R
      • V
    • Paint Colors
    • Abbreviation
    • Excavator
    • SAFETY
      • Safety, general information and standard torque data
      • General Information
        • Safety
        • ROPS
      • Standard Torque Data For Cap Screws And Nuts
        • Bolt and Nut Tightening
      • Protection of Electric/Electronics System During Charging or Welding
    • A. LOWER
      • Main Equipment Table
        • Lower Component
      • Main Equipment Structure and Operation Explanation
        • Travel Motor
      • Port Diagram
        • Travel Motor
        • Center Joint
        • Center Joint (Blade)
      • Basic Functions
        • Travel speed selection
        • Travel Alarm
      • Removal and Installation of Track
        • Removal and Installation of Shoe Assembly
        • Removal and Installation of Shoe Plate
      • Removal and Installation of Roller
        • Removal and Installation of Upper Roller
        • Assembly and Disassembly of Upper Roller
        • Removal and Installation of Lower Roller
        • Assembly and Disassembly of Lower Roller
      • Removal and Installation of Drive Sprocket
        • Removal of Drive Sprocket
        • Installation of Drive Sprocket
      • Removal and Installation of Take-up Roller
        • Removal of Take-up Roller
        • Installation of Take-up Roller
      • Assembly and Disassembly of Take-up Roller
        • Configuration Diagram
        • Dimension Diagram
        • Jig Dimension Diagram
        • Disassembly Procedures
        • Assembly Procedures
      • Removal and Installation of Grease Cylinder
        • Removal of Grease Cylinder
        • Installation of grease cylinder
      • Assembly and Disassembly of Tension Shock Absorber
        • Configuration Diagram
        • Dimension Diagram
        • Jig dimension diagram
        • Disassembly procedures
        • Assembly procedures
      • Removal and Installation of Center Joint
        • Removal of Center Joint
        • Installation of Center Joint
      • Assembly and Disassembly of Center Joint
        • Configuration Diagram
        • Dimension Diagram
        • Dimension Diagram (Blade)
        • Jig Dimension Diagram
        • Disassembly Procedures
        • Assembly Procedures
      • Removal and Installation of Travel Motor
        • Removal of Travel Motor
        • Installation of Travel Motor
      • Assembly and Disassembly of Travel Motor (nabtesco)
        • Safety Precautions
        • Service Overview
        • Disassembly
        • Maintenance Standards
        • Assembly
        • Performance Check Test
      • Maintenance Standards
        • Drive Sprocket
        • Take-up Roller
        • Upper roller
        • Lower Roller
        • Track Shoe (Grouser Shoe)
        • Inspection Gauge
      • Pressure Measurement and Adjustment Procedures
        • Main Pressure Measurement
      • Drain Volume Measurement Procedures
        • Preparations
        • Travel Motor Drain Volume Measurement
      • Air Bleed Procedure
        • Travel Motor
    • B. C. SWING UNIT, COUNTERWEIGHT
      • Main Equipment Table
        • Upper Component
      • Main Equipment Structure and Operation Explanation
        • Swing Unit
      • Port Diagram
        • Swing motor
      • Basic Functions
        • Swing brake
        • Swing lock
        • Swing Speed Limit
        • Swing Relief Cut
      • Removal and Installation of Swing Unit
        • Removal of Swing Unit
        • Installation of Swing Unit
      • Assembly and Disassembly of Swing Motor and Swing Reduction Gear
        • Causes of Failures, and Actions
        • Tools
        • Jig
        • Tightening torque
        • Weight Table
        • Disassembly
        • Assembly
        • Assembly cross-section diagram
        • Parts List
        • Disassembly and Assembly Diagram (Swing Motor)
        • Disassembly and Assembly Diagram (Reduction Gear)
      • Removal and Installation of Counterweight
        • Removal of Counterweight
        • Installation of Counterweight
      • Pressure Measurement and Adjustment Procedures
        • Main Pressure Measurement
      • Drain Volume Measurement Procedures
        • Preparations
        • Swing Motor Drain Volume Measurement
      • Air Bleed Procedure
        • Swing Motor
    • H. ENGINE
      • Main Equipment Table
        • Engine-related
      • Basic Functions
        • Fuel Gauge
        • Coolant Temperature Gauge
        • SCR Gauge
        • Fuel economy gauge
        • Neutral start
        • Power-cut Delay
        • Preheat
        • Throttle
        • Throttle volume position detection
        • Idle start
        • Auto idle
        • One-touch idle
        • Auto Warm-up
        • Idle shut down
        • Idle up
        • Work mode control
        • Engine Emergency Stop
        • SCR RE-GEN
        • Inducement
        • Feed Pump Automatic Stop
        • Coolant Level Decrease
        • Air Filter Clogging
        • Fuel Filter Clogging
        • Battery Charge Abnormality
        • Horsepower Reduction Control (in Uplands)
        • Horsepower Reduction Control (at Engine Failure)
      • Primary specifications
      • Function, Structure, Operation
      • Function, structure, operation (SCR)
      • SCR Control System Inspection
      • Explanation of SCR Operation
      • Diagnosis for Each Symptom
        • Intermittent conditions of urea selective catalytic reduction system
        • Urea fluid consumption too high
        • Ammonia smell noticeable
        • White crystalline powder visible
      • Diagnosis for Each Symptom
        • Engine start failure
        • Engine stalling
        • Engine Hunting, Rough Idling
        • Excess Amount of White Smoke in Exhaust Gas
        • Excessive Black Smoke in Exhaust Gas
        • Abnormal Noise
        • High Fuel Consumption
        • High Oil Consumption
        • Insufficient engine output
      • Functional Inspection
        • Engine compression pressure inspection
        • Fuel System Inspection
        • Lubrication system check
        • Suction air system inspection
        • Exhaust system inspection
        • Inspection of EGR Control System
        • Starting system check
        • Glow control system check
        • OBD system check
        • Inspection of the monitor warning light illumination circuit system
        • Inspection of the monitor warning light blinking circuit system
        • Inspection of the starter circuit system
      • Removal and Installation of Engine Assembly
        • Removal of Engine Assembly
        • Installation of Engine Assembly
      • Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
        • Removal and Installation of Fuel Cooler
        • Removal and Installation of Engine Intercooler
        • Removal and Installation of Radiator
        • Removal and Installation of Oil Cooler
      • Removal and Installation of Turbo Charger
        • Turbocharger assembly Removal
        • Turbocharger assembly Installation
        • Inspection of Turbocharger assembly
      • Removal and Installation of EGR Valve (if equipped)
        • Removal of EGR Valve
        • Installation of EGR Valve
        • Inspection of EGR Valve
      • Removal and Installation of EGR Cooler
        • Removal of EGR Cooler
        • Installation of EGR Cooler
        • Inspection of EGR Cooler
      • Removal and Installation of Engine Hood
        • Removal of Top Cover
        • Installation of Engine Hood
      • Removal and Installation of SCR
        • Removal of SCR
        • Installation of SCR
      • Removal and Installation of SCR Catalyst
        • Removal of SCR Catalyst
        • Installation of SCR Catalyst
        • Disassembly of SCR Catalyst
        • Assembly of SCR Catalyst
        • Inspection of SCR Catalyst
      • Removal and Installation of Cylinder Head Cover
        • Cylinder head cover Removal
        • Installation of Cylinder Head Cover
        • Removal and Installation of Cylinder Head
      • Removal and Installation of Cylinder Block
        • Removal of Cylinder block
        • Installation of Cylinder block
        • Inspection of Cylinder Block
      • Lubrication System
        • Removal and Installation of Oil Pan and Crank Case
        • Removal and Installation of Oil Level Switch
        • Removal and Installation of Oil Pump Assembly
        • Engine oil Inspection
        • Removal and Installation of Oil Port Cover
      • Cooling System
        • Removal and Installation of Water Pump Assembly
        • Removal and Installation of Thermostat
        • InspectionInspection of Coolant
        • Inspection of Cooling Fan Belt
        • Removal and Installation of Overheat Switch
      • Induction System
        • Inspection of Air Cleaner Element
      • Exhaust System
        • Removal and installation of Oxidation Catalyst Assembly
      • Aux. Emission Control Devices System
        • Removal and installation of Dosing Module
        • Removal and installation of DEF Supply Module
        • Removal and installation of Coolant Control Valve
        • Removal and Installation of DCU
        • Removal and installation of DEF Supply Module Filter
      • Removal and Installation of Exhaust Manifold
        • Removal of Exhaust Manifold
        • Installation of Exhaust Manifold
        • Inspection of Exhaust Manifold
      • Removal and Installation of Fuel Tank
        • Removal of Fuel Tank
        • Installation of fuel tank
      • Removal and Installation of Urea Pump
        • Removal of Urea Pump
        • Installation of Urea Pump
      • Removal and Installation of Urea Solution Tank
        • Removal of Urea Tank
        • Installation of Urea Solution Tank
      • Removal and Installation of Fuel Supply Pump
        • Removal of Fuel Supply Pump
        • Installation of Fuel Supply Pump
      • Removal and Installation of Common Rail Assembly
        • Removal of Common Rail Assembly
        • Installation of Common Rail Assembly
      • Removal and Installation of Injector
        • Removal of Injector
        • Installation of Injector
      • Removal and Installation of Crankshaft
        • Removal of Crankshaft
        • Installation of Crankshaft
        • Disassembly of Crankshaft
        • Assembly of Crankshaft
        • Inspection of Crankshaft
      • Removal and Installation of Piston and Connecting Rod
        • Removal of Piston and connecting rod
        • Installation of Piston and connecting rod
        • Disassembly of Piston and Connecting Rod
        • Assembly of Piston and Connecting Rod
        • Inspection of Piston and Connecting Rod
      • Removal and Installation of Camshaft
        • Removal of Camshaft
        • Installation of Camshaft
        • Inspection of Camshaft
      • Removal and Installation of Flywheel
        • Removal of Flywheel
        • Installation of Flywheel
        • Inspection of Flywheel
      • Removal and Installation of Crankshaft front oil seal
        • Removal of Crankshaft front oil seal
        • Installation of Crankshaft front oil seal
      • Removal and Installation of Crankshaft rear oil seal
        • Removal of Crankshaft Rear Oil Seal
        • Installation of Crankshaft Rear Oil Seal
      • Removal and Installation of Timing Chain
        • Removal of Timing chain
        • Installation of Timing chain
      • Removal and Installation of Timing Gear Train
        • Removal of Timing gear train
        • Installation of Timing gear train
        • Inspection of Timing Gear Train
      • Removal and Installation of Timing Gear Case
        • Removal of Timing gear case
        • Installation of Timing gear case
      • Removal and Installation of Inlet Manifold
        • Removal of Inlet manifold
        • Installation of Inlet manifold
      • Removal and Installation of Rocker Arm Shaft
        • Removal of Rocker arm shaft assembly
        • Installation of Rocker arm shaft assembly
      • Removal and Inspection of Valve Stem Oil Seal and Valve Spring
        • Removal of Valve stem oil seal and valve spring
        • Installation of Valve stem oil seal and valve spring
        • Inspection of Valve Spring
      • Removal and installation of Intake Throttle Valve
        • Removal of Intake throttle valve
        • Installation of Intake throttle valve
      • Removal and Installation of Starter Motor
        • Removal of Starter Motor
        • Installation of Starter Motor
        • Inspection of Starter Motor
      • Removal and Installation of Alternator
        • Removal of Alternator
        • Installation of Alternator
        • Inspection of Alternator
      • Removal and Installation of Glow Plug
        • Removal of Glow Plug
        • Installation of Glow Plug
        • Inspection of Glow Plug
      • Removal and Installation of Suction Control Valve
        • Removal of Suction Control Valve
        • Installation of Suction Control Valve
      • Removal and installation of Fuel Filter
        • Removal of Fuel Filter
        • Installation of Fuel Filter
      • Removal and installation of Relief Valve
        • Removal of Relief valve
        • Installation of Relief valve
      • Removal and installation of Fuel Filter Element
        • Removal of Fuel filter element
        • Installation of Fuel Filter Element
      • Removal and installation of Fuel temperature sensor
        • Removal of Fuel temperature sensor
        • Installation of Fuel temperature sensor
        • Inspection of Fuel temperature sensor
      • Removal and installation of Pressure limiter
        • Removal of Pressure limiter
        • Installation of Pressure limiter
      • Removal and installation of Fuel pressure sensor
        • Removal of Fuel pressure sensor
        • Installation of Fuel pressure sensor
      • Removal and Installation of Fuel filter pressure
        • Fuel filter pressure sensor Removal
        • Fuel filter pressure sensor Installation
      • Removal and Installation of Engine coolant temperature sensor
        • Engine coolant temperature sensor Removal
        • Engine coolant temperature sensor Installation
        • Inspection of Engine coolant temperature sensor
      • Removal and Installation of CKP sensor
        • CKP sensor Removal
        • CKP sensor Installation
        • Inspection of CKP sensor
      • Removal and Installation of CMP sensor
        • CMP sensor Removal
        • CMP sensor Installation
        • Inspection of CMP sensor
      • Removal and Installation of Oil pressure sensor
        • Oil pressure sensor Removal
        • Oil pressure sensor Installation
        • Inspection of Oil pressure sensor
      • Removal and installation of Boost Sensor
        • Removal of Boost sensor
        • Installation of Boost sensor
        • Inspection of Boost sensor
      • Removal and installation of Boost Temperature Sensor
        • Removal of Boost temperature sensor
        • Installation of Boost temperature sensor
      • Removal and installation of Turbocharger control solenoid
        • Removal of Turbocharger control solenoid
        • Installation of Turbocharger control solenoid
        • Inspection of Turbocharger control solenoid
      • Removal and Installation of IMT sensor
        • IMT sensor Removal
        • IMT sensor Installation
      • Removal and installation of MAF and IAT sensor
        • Removal of MAF and IAT sensor
        • Installation of MAF and IAT sensor
        • Inspection of MAF and IAT sensor
      • Removal and installation of Charge Air Cooler Temperature Sensor 1
        • Removal of Charge Air Cooler Temperature Sensor 1
        • Installation of Charge Air Cooler Temperature Sensor 1
        • Inspection of Charge Air Cooler Temperature Sensor 1
      • Sampling Procedure
        • Sampling of Engine Oil
      • Removal and Installation of Exhaust gas temperature sensor
        • Removal of Exhaust gas temperature sensor
        • Installation of Exhaust gas temperature sensor
        • Inspection of Exhaust gas temperature sensor
      • Removal and installation of EGR Gas Temperature Sensor 1
        • Removal of EGR Gas Temperature Sensor 1
        • Installation of EGR Gas Temperature Sensor 1
        • Inspection of EGR Gas Temperature Sensor 1
      • Removal and installation of EGR Gas Temperature Sensor 2
        • Removal of EGR Gas Temperature Sensor 2
        • Installation of EGR Gas Temperature Sensor 2
        • Inspection of EGR Gas Temperature Sensor 2
      • Removal and installation of NOx Sensor
        • Removal of NOx Sensor
        • Installation of NOx Sensor
      • Removal and installation of EGR Gas Temperature Sensor 3
        • Removal of EGR Gas Temperature Sensor 3
        • Installation of EGR Gas Temperature Sensor 3
      • Removal and Installation of Urea sensor
        • Removal of Urea Sensor
        • Installation of Urea Sensor
      • Engine-related Diagnostic Trouble Code List
      • Engine-side Trouble
        • ECM Trouble
        • DCU Trouble
    • J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
      • Main Equipment Table
        • Hydraulic Device
        • Control-related
      • Basic Functions
        • Oil temperature gauge
        • Static Horsepower Control
        • Overload Warning (Function for Europe Only)
        • Pressure Boost Control
        • Stroke Control
        • Boom Down Energy Save
        • Pump Horsepower Boost Control
        • Arm 1 Semi-parallel Control
        • Arm 2 Semi-parallel Control
        • Hot Shutdown Warning
        • Gate Lock
        • Breaker Mode
        • Crusher Mode
        • Quick coupler
        • Hydraulic Oil Filter Clog
        • Solenoid Sticking Prevention
      • Port Diagram
        • Hydraulic Pump (standard model)
        • Hydraulic Pump (Blade)
        • Control valve
        • 4 Stack Solenoid Valve
        • 2 Stack Solenoid Valve
        • Remote Control Valves (upper, travel)
        • Cushion valve
        • 2-way Selector Valve
        • Direction Valve
        • Reducing valve (4-line)
        • Relief Valve (electromagnetic proportional)
        • Manifold Under Cab
        • Manifold (accumulator section)
        • Hydraulic tank
      • Hydraulic Pump
        • Type Indication
        • Specifications
        • Structure and Operation Explanation
        • Hydraulic Circuit Diagram
        • Hydraulic Pump Internal Structure Diagram
        • Regulator
        • Operation Outline of Electronically-Controlled Pump
      • Control Valve
        • Basic Configuration
        • Operation
      • 4 Stack Solenoid Valve Operation Explanation
        • External Shape Diagram and Component Parts
        • Operation Explanation
      • Upper Pilot Valve (remote control valve)
        • Structure
        • Function
        • Operation
        • Structural Diagram
      • Travel Pilot Valve (remote control valve)
        • Operation
        • Structural Diagram
      • Cushion Valve
        • Structure
        • Operation Explanation
      • Selector Valve (2-way)
        • Structure
        • Operation Explanation
        • Development Diagram
      • Direction Valve (3-direction)
        • Structure
        • Operation Explanation
      • Electromagnetic Relief Valve
        • Structure
        • Operation Explanation
      • Removal and Installation of Hydraulic Reservoir
        • Removal of Hydraulic Reservoir
        • Installation of Hydraulic Tank
      • Removal and Installation of Hydraulic Pump
        • Removal of Hydraulic Pump
        • Installation of Hydraulic Pump
      • Removal and Installation of Pump coupling
        • Removal of Pump Coupling
        • Installation of Pump Coupling
      • Removal and Installation of Control Valve
        • Removal of Control Valve
        • Installation of Control Valve
      • Removal and Installation of Travel Remote Control Valve
        • Removal of Travel Remote Control Valve
        • Installation of Travel Remote Control Valve
      • Removal and Installation of Operation Remote Control Valve
        • Removal of Operation Remote Control Valve (left side)
        • Installation of Operation Remote Control Valve (left side)
        • Removal of Operation Remote Control Valve (right side)
        • Installation of Operation Remote Control Valve (right side)
      • Removal and Installation of 4 Stack Solenoid
        • Removal of 4 Stack Solenoid Valve
        • Installation of 4 Stack Solenoid Valve
      • Removal and Installation of Cushion Valve
        • Removal of Cushion Valve
        • Installation of Cushion Valve
      • Removal and Installation of 4 Stack Reducing Valve
        • Removal of 4 Stack Reducing Valve
        • Installation of 4 Stack Reducing Valve
      • Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
        • Tools
        • Disassembly Procedure
        • Assembly Procedure
      • Pump Main Unit Maintenance Standards
        • Replacement standards for worn parts
        • Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
        • Tightening torque
        • Overall View
      • Causes of Failures, and Actions
        • Regulator Adjustment
        • Appendix Table and Drawings
        • Regulator Assembly and Disassembly Procedures
      • Procedures for Assembly and Disassembly of Control Valve
        • Disassembly
        • Cleaning
        • Inspection
        • Assembly
        • Internal Structural Diagram
        • part list
        • Relief Valve
        • Installation
        • Operation
        • Malfunction and Countermeasure
      • Procedures for Assembly and Disassembly of Operation Remote Control Valve
        • Maintenance Procedures
        • Disassembly Procedures
        • Assembly Procedures
        • Causes of Trouble and Countermeasures
      • Procedures for Assembly and Disassembly of Travel Remote Control Valve
        • Maintenance Procedures
        • Disassembly Procedures
        • Assembly Procedures
        • Causes of Trouble and Countermeasures and Cross-section Diagram
      • Assembly and Disassembly of Cushion Valve
        • Disassembly Procedures
        • Assembly Procedures
        • Document
      • Pressure Measurement and Adjustment Procedures
        • Procedures for Pressure Measurement from the Monitor Display
        • PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
        • Procedures for Pressure Measurement by Installing Pressure Gauge
        • Pressure Measuring Port
        • Control Valve
        • Pressure Measurement Preparations
        • Pressure Measurement
        • Main Pressure Measurement
        • Pilot Pressure Measurement
        • Negative Control Pressure Measurement
        • Pressure Adjustment
      • Hydraulic Pump Flow Measurement Procedures
        • Preparations
        • Work Preparations
        • Flow Measurement
      • Air Bleed Procedure
        • Hydraulic Pump
      • Sampling Procedure
        • Sampling of Hydraulic Fluid
      • Hydraulic Equipment Layout
      • Overall View
        • Pump Chamber Hydraulic Equipment Layout
        • Swing Body Center Section Hydraulic Equipment Layout
        • Housing Left Side Hydraulic Equipment Layout
        • Layout of Hydraulic Equipment in Cab
    • N. CAB
      • Removal and Installation of Operatorโ€™s Seat
        • Removal of Operatorโ€™s Seat
        • Installation of Operatorโ€™s Seat
      • Removal and Installation of Cab Assembly
        • Removal of Cab Assembly
        • Installation of Cab Assembly
      • Removal and Installation of Wiper
        • Removal of Wiper
        • Installation of wiper
      • Removal and Installation of Cab Windshield
        • Removal of Cab Windshield
        • Installation of Cab Front Glass
      • Window Lock Adjustment Procedure
        • Window Lock (front side)
        • Window Lock (rear side)
      • Removal and Installation of Housing Guardrail
        • Removal of Housing Guardrail
        • Installation of Housing Guardrail
      • Tightening torque
    • R. ELECTRICAL PARTS
      • Basic Functions
        • Monitor Control
        • Basic Operation
        • Accessories
        • Safety
        • Maintenance
        • Setting
        • Battery disconnect switch
        • Explanation of Controller
      • Service Support
        • Screen Operations
        • Screen Display List
        • Service Monitor Structure
        • CHECK Screen List
        • SETUP Screen List
        • CALIBRATE Screen List
      • Connection Connector Pin Layout
        • Main Controller
        • Monitor
      • Sequence Circuit Diagram
        • Code List
        • Overall
        • Block diagram
      • Electrical Equipment Layout Diagram
        • Main Unit Left-side Layout Diagram
        • Engine Section Layout Diagram
        • Main Unit Right Rear Section Layout Diagram
        • Main Unit Right Front Section Layout Diagram
        • Cab Layout Diagram 1
        • Cab Layout Diagram 2
        • Layout Around Operator Seat
        • Stand Alone Parts Diagram
      • Removal and Installation of Wiper Controller
        • Removal of Wiper Controller
        • Installation of wiper controller
      • Removal and Installation of Wiper Motor
        • Removal of Wiper Motor
        • Installation of wiper motor
      • Removal and Installation of ECM
        • Removal of ECM
        • Installation of ECM
      • Removal and Installation of Main Controller
        • Main controller Removal
        • Installation of Main Controller
      • Removal and Installation of DCU
        • Removal of DCU
        • Installation of DCU
      • Removal and Installation of Monitor
        • Removal of Monitor
        • Installation of Monitor
      • Removal and Installation of Rear View Camera
        • Removal of Rear View Camera
        • Installation of Rear View Camera
      • Removal and Installation of Side Camera (Right)
        • Removal of Side Camera (Right)
        • Installation of Side Camera (Right)
      • Removal and Installation of Side Camera (Left)
        • Removal of Side Camera (Left)
        • Installation of Side Camera (Left)
      • Removal and Installation of Ambient light
        • Removal of Ambient Light
        • Installation of Ambient Light
      • Removal and Installation of WAVES Controller
        • Removal of WAVES Controller
        • Installation of WAVES Controller
      • How to Set WAVES
      • Air Conditioner Overall Diagram
        • Frame
        • Cab
        • Equipment Layout Diagram
        • Circuit Diagram
        • Explanation of Functions
        • Actuator Inspection
        • Self-diagnosis Function with Panel Display
        • Part Function and Good/Poor Judgment
      • Assembly and Disassembly of Unit
        • Removal of Blower Unit
        • Replacement of Blower Motor
        • Replacement of Blower Amp
        • Removal of Heater Core
        • Removal of Switchover BOX
        • Replacement of Evaporator and Expansion Valve
        • Installation of Evaporator Sensor
        • Replacement of Motor Actuator
      • Removal and Installation of Compressor
        • Removal of Compressor
        • Installation of Compressor
      • Removal and Installation of Condenser
        • Removal of Condenser
        • Installation of Condenser
      • Removal and Installation of Receiver Dryer
        • Removal of Receiver Dryer
        • Installation of Receiver Dryer
      • Work Precautions
        • Work Procedures
        • Filling Procedures
    • V. ATTACHMENTS
      • Main Equipment Table
        • Backhoe Attachment
      • Maintenance Standards
        • Attachment (Backhoe)
        • Dozer Blade
      • Removal and Installation of Bucket Cylinder
        • Removal of Bucket Cylinder
        • Installation of Bucket Cylinder
      • Removal and Installation of Arm Cylinder
        • Removal of Arm Cylinder
        • Installation of Arm Cylinder
      • Removal and Installation of Boom Cylinder
        • Removal of Boom Cylinder
        • Installation of Boom Cylinder
      • Removal and Installation of Blade Cylinder
        • Removal of Blade Cylinder
        • Installation of Blade Cylinder
      • Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
        • Specifications and Structure Diagram (including the assembly diagram and parts table)
        • Handling Precautions
        • Maintenance Inspection and Service
        • Trouble Diagnostics
        • Storage Standards
        • Assembly and Disassembly Procedures
        • Structural Diagram (made by KYB)
      • HBCV
        • structure
        • Function
        • operation explanation
      • Port Diagram
        • HBCV
      • Air Bleed Procedure
        • HBCV
      • Removal and Installation of HBCV
      • Removal and Installation of Arm HBCV
        • Removal of arm HBCV
        • Installation of Arm HBCV
      • Removal and Installation of Boom HBCV
        • Removal of Boom HBCV
        • Installation of boom HBCV
      • Removal and Installation of Bucket
        • Removal of Bucket
        • Installation of Bucket
      • Removal and Installation of Bucket Link
        • Removal of Bucket Link
        • Installation of Bucket Link
      • Removal and Installation of Arm
        • Removal of Arm
        • Installation of Arm
      • Removal and Installation of Boom
        • Removal of Boom
        • Installation of Boom
      • Removal and Installation of Blade
        • Removal of Blade
        • Blade Installation
    • Z. OTHER
      • Change from Type 6
        • Overall Layout
        • Engine
        • Hydraulic-related Data
        • Oil Pressure Control
        • Cab, House
        • Electrical Data
        • Electric Control
      • Specifications (145X4) (LC Specifications)
        • ENGINE
        • HYDRAULIC SYSTEM
        • HYDRAULIC CONTROLS
        • ELECTRICAL SYSTEM
        • OPERATOR ENVIRONMENT
        • UNDERCARRIAGE
        • MASS
        • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
        • DIMENSIONS
        • WORKING RANGES
        • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
      • Specifications (145X4) (Blade Specifications)
        • ENGINE
        • HYDRAULIC SYSTEM
        • HYDRAULIC CONTROLS
        • ELECTRICAL SYSTEM
        • OPERATOR ENVIRONMENT
        • UNDERCARRIAGE
        • DOZER BLADE
        • MASS
        • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
        • DIMENSIONS
        • WORKING RANGES
        • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
      • Arm Dimensions
        • Standard Arm [2.50 m (8.2021 ft.)]
        • Short Arm [2.11 m (6.9226 ft.)]
        • Long Arm [3.01 m (9.8753 ft.)]
      • Main Unit Weight
        • Divided Weight (LC Specifications)
        • Divided Weight (Blade Specifications)
        • Stand Alone Part Weight
        • Stand Alone Part Weight
        • Shoe Weight (per Side) (LC Specifications)
        • Shoe Weight (per Side) (Blade Specifications)
        • Arm Weight
      • Bolt Size and Torque Table
        • Special Torque Setting
      • Overall View
        • 145X4 (LC Specifications) (Grouser Shoe)
        • 145X4 (LC Specifications) (Link Chain)
        • 145X4 (Blade Specifications) (Grouser Shoe)
        • 145X4 (Blade Specifications) (Link Chain)
      • WORK RANGE DIAGRAM
        • 145X4 (LC Specifications)
        • 145X4 (Blade Specifications)
      • New Machine Performance Judgment Table
        • Table of Standards
        • Measurement Method
      • FLUIDS AND LUBRICANTS
        • HYDRAULIC FLUID
        • Engine Oil
        • Fuel
        • Conditions applicable to diesel fuel
        • Recommended conditions applicable to diesel fuels
      • Main-Unit-related Diagnostic Trouble Code List
      • Main Unit-side Trouble
        • Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
        • Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
        • Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
        • Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
        • Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
        • Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
        • Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
        • Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
        • Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
        • Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
        • Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
        • Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
        • Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
        • Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
        • Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
        • Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
        • Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
        • Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
        • Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
        • Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
        • Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
        • Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
        • Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
        • Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
        • Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
        • Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
        • Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
        • Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
        • Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
        • Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
        • Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
        • Diagnostic Trouble Code: 7404 Oil Temperature Overheating
        • Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
        • Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
        • Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
        • Diagnostic Trouble Code: 7421 Decrease in Coolant Level
        • Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
        • Diagnostic Trouble Code: 7423 Air Cleaner Clogging
        • Diagnostic Trouble Code: 7424 Return Filter Clogging
        • Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
        • Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
        • Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
        • Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
        • Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
        • Diagnostic Trouble Code: 7602: ECM Communication Abnormality
        • Diagnostic Trouble Code: 7605 ECM Not Matched
        • Diagnostic Trouble Code: 7606 EEPROM Abnormality
        • Diagnostic Trouble Code: 7608 Camera Abnormality
        • Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
        • Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
        • Diagnostic Trouble Code: 7618 DCU Communication Abnormality
      • List of special tools
        • NUMERICAL VALUE CONVERSION TABLE
        • A
        • C
        • H
        • J
        • R
        • V
      • Paint Colors
      • Abbreviation
      • Excavator
      • SAFETY
        • Safety, general information and standard torque data
        • General Information
          • Safety
          • ROPS
        • Standard Torque Data For Cap Screws And Nuts
          • Bolt and Nut Tightening
        • Protection of Electric/Electronics System During Charging or Welding
      • A. LOWER
        • Main Equipment Table
          • Lower Component
        • Main Equipment Structure and Operation Explanation
          • Travel Motor
        • Port Diagram
          • Travel Motor
          • Center Joint
          • Center Joint (Blade)
        • Basic Functions
          • Travel speed selection
          • Travel Alarm
        • Removal and Installation of Track
          • Removal and Installation of Shoe Assembly
          • Removal and Installation of Shoe Plate
        • Removal and Installation of Roller
          • Removal and Installation of Upper Roller
          • Assembly and Disassembly of Upper Roller
          • Removal and Installation of Lower Roller
          • Assembly and Disassembly of Lower Roller
        • Removal and Installation of Drive Sprocket
          • Removal of Drive Sprocket
          • Installation of Drive Sprocket
        • Removal and Installation of Take-up Roller
          • Removal of Take-up Roller
          • Installation of Take-up Roller
        • Assembly and Disassembly of Take-up Roller
          • Configuration Diagram
          • Dimension Diagram
          • Jig Dimension Diagram
          • Disassembly Procedures
          • Assembly Procedures
        • Removal and Installation of Grease Cylinder
          • Removal of Grease Cylinder
          • Installation of grease cylinder
        • Assembly and Disassembly of Tension Shock Absorber
          • Configuration Diagram
          • Dimension Diagram
          • Jig dimension diagram
          • Disassembly procedures
          • Assembly procedures
        • Removal and Installation of Center Joint
          • Removal of Center Joint
          • Installation of Center Joint
        • Assembly and Disassembly of Center Joint
          • Configuration Diagram
          • Dimension Diagram
          • Dimension Diagram (Blade)
          • Jig Dimension Diagram
          • Disassembly Procedures
          • Assembly Procedures
        • Removal and Installation of Travel Motor
          • Removal of Travel Motor
          • Installation of Travel Motor
        • Assembly and Disassembly of Travel Motor (nabtesco)
          • Safety Precautions
          • Service Overview
          • Disassembly
          • Maintenance Standards
          • Assembly
          • Performance Check Test
        • Maintenance Standards
          • Drive Sprocket
          • Take-up Roller
          • Upper roller
          • Lower Roller
          • Track Shoe (Grouser Shoe)
          • Inspection Gauge
        • Pressure Measurement and Adjustment Procedures
          • Main Pressure Measurement
        • Drain Volume Measurement Procedures
          • Preparations
          • Travel Motor Drain Volume Measurement
        • Air Bleed Procedure
          • Travel Motor
      • B. C. SWING UNIT, COUNTERWEIGHT
        • Main Equipment Table
          • Upper Component
        • Main Equipment Structure and Operation Explanation
          • Swing Unit
        • Port Diagram
          • Swing motor
        • Basic Functions
          • Swing brake
          • Swing lock
          • Swing Speed Limit
          • Swing Relief Cut
        • Removal and Installation of Swing Unit
          • Removal of Swing Unit
          • Installation of Swing Unit
        • Assembly and Disassembly of Swing Motor and Swing Reduction Gear
          • Causes of Failures, and Actions
          • Tools
          • Jig
          • Tightening torque
          • Weight Table
          • Disassembly
          • Assembly
          • Assembly cross-section diagram
          • Parts List
          • Disassembly and Assembly Diagram (Swing Motor)
          • Disassembly and Assembly Diagram (Reduction Gear)
        • Removal and Installation of Counterweight
          • Removal of Counterweight
          • Installation of Counterweight
        • Pressure Measurement and Adjustment Procedures
          • Main Pressure Measurement
        • Drain Volume Measurement Procedures
          • Preparations
          • Swing Motor Drain Volume Measurement
        • Air Bleed Procedure
          • Swing Motor
      • H. ENGINE
        • Main Equipment Table
          • Engine-related
        • Basic Functions
          • Fuel Gauge
          • Coolant Temperature Gauge
          • SCR Gauge
          • Fuel economy gauge
          • Neutral start
          • Power-cut Delay
          • Preheat
          • Throttle
          • Throttle volume position detection
          • Idle start
          • Auto idle
          • One-touch idle
          • Auto Warm-up
          • Idle shut down
          • Idle up
          • Work mode control
          • Engine Emergency Stop
          • SCR RE-GEN
          • Inducement
          • Feed Pump Automatic Stop
          • Coolant Level Decrease
          • Air Filter Clogging
          • Fuel Filter Clogging
          • Battery Charge Abnormality
          • Horsepower Reduction Control (in Uplands)
          • Horsepower Reduction Control (at Engine Failure)
        • Primary specifications
        • Function, Structure, Operation
        • Function, structure, operation (SCR)
        • SCR Control System Inspection
        • Explanation of SCR Operation
        • Diagnosis for Each Symptom
          • Intermittent conditions of urea selective catalytic reduction system
          • Urea fluid consumption too high
          • Ammonia smell noticeable
          • White crystalline powder visible
        • Diagnosis for Each Symptom
          • Engine start failure
          • Engine stalling
          • Engine Hunting, Rough Idling
          • Excess Amount of White Smoke in Exhaust Gas
          • Excessive Black Smoke in Exhaust Gas
          • Abnormal Noise
          • High Fuel Consumption
          • High Oil Consumption
          • Insufficient engine output
        • Functional Inspection
          • Engine compression pressure inspection
          • Fuel System Inspection
          • Lubrication system check
          • Suction air system inspection
          • Exhaust system inspection
          • Inspection of EGR Control System
          • Starting system check
          • Glow control system check
          • OBD system check
          • Inspection of the monitor warning light illumination circuit system
          • Inspection of the monitor warning light blinking circuit system
          • Inspection of the starter circuit system
        • Removal and Installation of Engine Assembly
          • Removal of Engine Assembly
          • Installation of Engine Assembly
        • Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
          • Removal and Installation of Fuel Cooler
          • Removal and Installation of Engine Intercooler
          • Removal and Installation of Radiator
          • Removal and Installation of Oil Cooler
        • Removal and Installation of Turbo Charger
          • Turbocharger assembly Removal
          • Turbocharger assembly Installation
          • Inspection of Turbocharger assembly
        • Removal and Installation of EGR Valve (if equipped)
          • Removal of EGR Valve
          • Installation of EGR Valve
          • Inspection of EGR Valve
        • Removal and Installation of EGR Cooler
          • Removal of EGR Cooler
          • Installation of EGR Cooler
          • Inspection of EGR Cooler
        • Removal and Installation of Engine Hood
          • Removal of Top Cover
          • Installation of Engine Hood
        • Removal and Installation of SCR
          • Removal of SCR
          • Installation of SCR
        • Removal and Installation of SCR Catalyst
          • Removal of SCR Catalyst
          • Installation of SCR Catalyst
          • Disassembly of SCR Catalyst
          • Assembly of SCR Catalyst
          • Inspection of SCR Catalyst
        • Removal and Installation of Cylinder Head Cover
          • Cylinder head cover Removal
          • Installation of Cylinder Head Cover
          • Removal and Installation of Cylinder Head
        • Removal and Installation of Cylinder Block
          • Removal of Cylinder block
          • Installation of Cylinder block
          • Inspection of Cylinder Block
        • Lubrication System
          • Removal and Installation of Oil Pan and Crank Case
          • Removal and Installation of Oil Level Switch
          • Removal and Installation of Oil Pump Assembly
          • Engine oil Inspection
          • Removal and Installation of Oil Port Cover
        • Cooling System
          • Removal and Installation of Water Pump Assembly
          • Removal and Installation of Thermostat
          • InspectionInspection of Coolant
          • Inspection of Cooling Fan Belt
          • Removal and Installation of Overheat Switch
        • Induction System
          • Inspection of Air Cleaner Element
        • Exhaust System
          • Removal and installation of Oxidation Catalyst Assembly
        • Aux. Emission Control Devices System
          • Removal and installation of Dosing Module
          • Removal and installation of DEF Supply Module
          • Removal and installation of Coolant Control Valve
          • Removal and Installation of DCU
          • Removal and installation of DEF Supply Module Filter
        • Removal and Installation of Exhaust Manifold
          • Removal of Exhaust Manifold
          • Installation of Exhaust Manifold
          • Inspection of Exhaust Manifold
        • Removal and Installation of Fuel Tank
          • Removal of Fuel Tank
          • Installation of fuel tank
        • Removal and Installation of Urea Pump
          • Removal of Urea Pump
          • Installation of Urea Pump
        • Removal and Installation of Urea Solution Tank
          • Removal of Urea Tank
          • Installation of Urea Solution Tank
        • Removal and Installation of Fuel Supply Pump
          • Removal of Fuel Supply Pump
          • Installation of Fuel Supply Pump
        • Removal and Installation of Common Rail Assembly
          • Removal of Common Rail Assembly
          • Installation of Common Rail Assembly
        • Removal and Installation of Injector
          • Removal of Injector
          • Installation of Injector
        • Removal and Installation of Crankshaft
          • Removal of Crankshaft
          • Installation of Crankshaft
          • Disassembly of Crankshaft
          • Assembly of Crankshaft
          • Inspection of Crankshaft
        • Removal and Installation of Piston and Connecting Rod
          • Removal of Piston and connecting rod
          • Installation of Piston and connecting rod
          • Disassembly of Piston and Connecting Rod
          • Assembly of Piston and Connecting Rod
          • Inspection of Piston and Connecting Rod
        • Removal and Installation of Camshaft
          • Removal of Camshaft
          • Installation of Camshaft
          • Inspection of Camshaft
        • Removal and Installation of Flywheel
          • Removal of Flywheel
          • Installation of Flywheel
          • Inspection of Flywheel
        • Removal and Installation of Crankshaft front oil seal
          • Removal of Crankshaft front oil seal
          • Installation of Crankshaft front oil seal
        • Removal and Installation of Crankshaft rear oil seal
          • Removal of Crankshaft Rear Oil Seal
          • Installation of Crankshaft Rear Oil Seal
        • Removal and Installation of Timing Chain
          • Removal of Timing chain
          • Installation of Timing chain
        • Removal and Installation of Timing Gear Train
          • Removal of Timing gear train
          • Installation of Timing gear train
          • Inspection of Timing Gear Train
        • Removal and Installation of Timing Gear Case
          • Removal of Timing gear case
          • Installation of Timing gear case
        • Removal and Installation of Inlet Manifold
          • Removal of Inlet manifold
          • Installation of Inlet manifold
        • Removal and Installation of Rocker Arm Shaft
          • Removal of Rocker arm shaft assembly
          • Installation of Rocker arm shaft assembly
        • Removal and Inspection of Valve Stem Oil Seal and Valve Spring
          • Removal of Valve stem oil seal and valve spring
          • Installation of Valve stem oil seal and valve spring
          • Inspection of Valve Spring
        • Removal and installation of Intake Throttle Valve
          • Removal of Intake throttle valve
          • Installation of Intake throttle valve
        • Removal and Installation of Starter Motor
          • Removal of Starter Motor
          • Installation of Starter Motor
          • Inspection of Starter Motor
        • Removal and Installation of Alternator
          • Removal of Alternator
          • Installation of Alternator
          • Inspection of Alternator
        • Removal and Installation of Glow Plug
          • Removal of Glow Plug
          • Installation of Glow Plug
          • Inspection of Glow Plug
        • Removal and Installation of Suction Control Valve
          • Removal of Suction Control Valve
          • Installation of Suction Control Valve
        • Removal and installation of Fuel Filter
          • Removal of Fuel Filter
          • Installation of Fuel Filter
        • Removal and installation of Relief Valve
          • Removal of Relief valve
          • Installation of Relief valve
        • Removal and installation of Fuel Filter Element
          • Removal of Fuel filter element
          • Installation of Fuel Filter Element
        • Removal and installation of Fuel temperature sensor
          • Removal of Fuel temperature sensor
          • Installation of Fuel temperature sensor
          • Inspection of Fuel temperature sensor
        • Removal and installation of Pressure limiter
          • Removal of Pressure limiter
          • Installation of Pressure limiter
        • Removal and installation of Fuel pressure sensor
          • Removal of Fuel pressure sensor
          • Installation of Fuel pressure sensor
        • Removal and Installation of Fuel filter pressure
          • Fuel filter pressure sensor Removal
          • Fuel filter pressure sensor Installation
        • Removal and Installation of Engine coolant temperature sensor
          • Engine coolant temperature sensor Removal
          • Engine coolant temperature sensor Installation
          • Inspection of Engine coolant temperature sensor
        • Removal and Installation of CKP sensor
          • CKP sensor Removal
          • CKP sensor Installation
          • Inspection of CKP sensor
        • Removal and Installation of CMP sensor
          • CMP sensor Removal
          • CMP sensor Installation
          • Inspection of CMP sensor
        • Removal and Installation of Oil pressure sensor
          • Oil pressure sensor Removal
          • Oil pressure sensor Installation
          • Inspection of Oil pressure sensor
        • Removal and installation of Boost Sensor
          • Removal of Boost sensor
          • Installation of Boost sensor
          • Inspection of Boost sensor
        • Removal and installation of Boost Temperature Sensor
          • Removal of Boost temperature sensor
          • Installation of Boost temperature sensor
        • Removal and installation of Turbocharger control solenoid
          • Removal of Turbocharger control solenoid
          • Installation of Turbocharger control solenoid
          • Inspection of Turbocharger control solenoid
        • Removal and Installation of IMT sensor
          • IMT sensor Removal
          • IMT sensor Installation
        • Removal and installation of MAF and IAT sensor
          • Removal of MAF and IAT sensor
          • Installation of MAF and IAT sensor
          • Inspection of MAF and IAT sensor
        • Removal and installation of Charge Air Cooler Temperature Sensor 1
          • Removal of Charge Air Cooler Temperature Sensor 1
          • Installation of Charge Air Cooler Temperature Sensor 1
          • Inspection of Charge Air Cooler Temperature Sensor 1
        • Sampling Procedure
          • Sampling of Engine Oil
        • Removal and Installation of Exhaust gas temperature sensor
          • Removal of Exhaust gas temperature sensor
          • Installation of Exhaust gas temperature sensor
          • Inspection of Exhaust gas temperature sensor
        • Removal and installation of EGR Gas Temperature Sensor 1
          • Removal of EGR Gas Temperature Sensor 1
          • Installation of EGR Gas Temperature Sensor 1
          • Inspection of EGR Gas Temperature Sensor 1
        • Removal and installation of EGR Gas Temperature Sensor 2
          • Removal of EGR Gas Temperature Sensor 2
          • Installation of EGR Gas Temperature Sensor 2
          • Inspection of EGR Gas Temperature Sensor 2
        • Removal and installation of NOx Sensor
          • Removal of NOx Sensor
          • Installation of NOx Sensor
        • Removal and installation of EGR Gas Temperature Sensor 3
          • Removal of EGR Gas Temperature Sensor 3
          • Installation of EGR Gas Temperature Sensor 3
        • Removal and Installation of Urea sensor
          • Removal of Urea Sensor
          • Installation of Urea Sensor
        • Engine-related Diagnostic Trouble Code List
        • Engine-side Trouble
          • ECM Trouble
          • DCU Trouble
      • J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
        • Main Equipment Table
          • Hydraulic Device
          • Control-related
        • Basic Functions
          • Oil temperature gauge
          • Static Horsepower Control
          • Overload Warning (Function for Europe Only)
          • Pressure Boost Control
          • Stroke Control
          • Boom Down Energy Save
          • Pump Horsepower Boost Control
          • Arm 1 Semi-parallel Control
          • Arm 2 Semi-parallel Control
          • Hot Shutdown Warning
          • Gate Lock
          • Breaker Mode
          • Crusher Mode
          • Quick coupler
          • Hydraulic Oil Filter Clog
          • Solenoid Sticking Prevention
        • Port Diagram
          • Hydraulic Pump (standard model)
          • Hydraulic Pump (Blade)
          • Control valve
          • 4 Stack Solenoid Valve
          • 2 Stack Solenoid Valve
          • Remote Control Valves (upper, travel)
          • Cushion valve
          • 2-way Selector Valve
          • Direction Valve
          • Reducing valve (4-line)
          • Relief Valve (electromagnetic proportional)
          • Manifold Under Cab
          • Manifold (accumulator section)
          • Hydraulic tank
        • Hydraulic Pump
          • Type Indication
          • Specifications
          • Structure and Operation Explanation
          • Hydraulic Circuit Diagram
          • Hydraulic Pump Internal Structure Diagram
          • Regulator
          • Operation Outline of Electronically-Controlled Pump
        • Control Valve
          • Basic Configuration
          • Operation
        • 4 Stack Solenoid Valve Operation Explanation
          • External Shape Diagram and Component Parts
          • Operation Explanation
        • Upper Pilot Valve (remote control valve)
          • Structure
          • Function
          • Operation
          • Structural Diagram
        • Travel Pilot Valve (remote control valve)
          • Operation
          • Structural Diagram
        • Cushion Valve
          • Structure
          • Operation Explanation
        • Selector Valve (2-way)
          • Structure
          • Operation Explanation
          • Development Diagram
        • Direction Valve (3-direction)
          • Structure
          • Operation Explanation
        • Electromagnetic Relief Valve
          • Structure
          • Operation Explanation
        • Removal and Installation of Hydraulic Reservoir
          • Removal of Hydraulic Reservoir
          • Installation of Hydraulic Tank
        • Removal and Installation of Hydraulic Pump
          • Removal of Hydraulic Pump
          • Installation of Hydraulic Pump
        • Removal and Installation of Pump coupling
          • Removal of Pump Coupling
          • Installation of Pump Coupling
        • Removal and Installation of Control Valve
          • Removal of Control Valve
          • Installation of Control Valve
        • Removal and Installation of Travel Remote Control Valve
          • Removal of Travel Remote Control Valve
          • Installation of Travel Remote Control Valve
        • Removal and Installation of Operation Remote Control Valve
          • Removal of Operation Remote Control Valve (left side)
          • Installation of Operation Remote Control Valve (left side)
          • Removal of Operation Remote Control Valve (right side)
          • Installation of Operation Remote Control Valve (right side)
        • Removal and Installation of 4 Stack Solenoid
          • Removal of 4 Stack Solenoid Valve
          • Installation of 4 Stack Solenoid Valve
        • Removal and Installation of Cushion Valve
          • Removal of Cushion Valve
          • Installation of Cushion Valve
        • Removal and Installation of 4 Stack Reducing Valve
          • Removal of 4 Stack Reducing Valve
          • Installation of 4 Stack Reducing Valve
        • Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
          • Tools
          • Disassembly Procedure
          • Assembly Procedure
        • Pump Main Unit Maintenance Standards
          • Replacement standards for worn parts
          • Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
          • Tightening torque
          • Overall View
        • Causes of Failures, and Actions
          • Regulator Adjustment
          • Appendix Table and Drawings
          • Regulator Assembly and Disassembly Procedures
        • Procedures for Assembly and Disassembly of Control Valve
          • Disassembly
          • Cleaning
          • Inspection
          • Assembly
          • Internal Structural Diagram
          • part list
          • Relief Valve
          • Installation
          • Operation
          • Malfunction and Countermeasure
        • Procedures for Assembly and Disassembly of Operation Remote Control Valve
          • Maintenance Procedures
          • Disassembly Procedures
          • Assembly Procedures
          • Causes of Trouble and Countermeasures
        • Procedures for Assembly and Disassembly of Travel Remote Control Valve
          • Maintenance Procedures
          • Disassembly Procedures
          • Assembly Procedures
          • Causes of Trouble and Countermeasures and Cross-section Diagram
        • Assembly and Disassembly of Cushion Valve
          • Disassembly Procedures
          • Assembly Procedures
          • Document
        • Pressure Measurement and Adjustment Procedures
          • Procedures for Pressure Measurement from the Monitor Display
          • PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
          • Procedures for Pressure Measurement by Installing Pressure Gauge
          • Pressure Measuring Port
          • Control Valve
          • Pressure Measurement Preparations
          • Pressure Measurement
          • Main Pressure Measurement
          • Pilot Pressure Measurement
          • Negative Control Pressure Measurement
          • Pressure Adjustment
        • Hydraulic Pump Flow Measurement Procedures
          • Preparations
          • Work Preparations
          • Flow Measurement
        • Air Bleed Procedure
          • Hydraulic Pump
        • Sampling Procedure
          • Sampling of Hydraulic Fluid
        • Hydraulic Equipment Layout
        • Overall View
          • Pump Chamber Hydraulic Equipment Layout
          • Swing Body Center Section Hydraulic Equipment Layout
          • Housing Left Side Hydraulic Equipment Layout
          • Layout of Hydraulic Equipment in Cab
      • N. CAB
        • Removal and Installation of Operatorโ€™s Seat
          • Removal of Operatorโ€™s Seat
          • Installation of Operatorโ€™s Seat
        • Removal and Installation of Cab Assembly
          • Removal of Cab Assembly
          • Installation of Cab Assembly
        • Removal and Installation of Wiper
          • Removal of Wiper
          • Installation of wiper
        • Removal and Installation of Cab Windshield
          • Removal of Cab Windshield
          • Installation of Cab Front Glass
        • Window Lock Adjustment Procedure
          • Window Lock (front side)
          • Window Lock (rear side)
        • Removal and Installation of Housing Guardrail
          • Removal of Housing Guardrail
          • Installation of Housing Guardrail
        • Tightening torque
      • R. ELECTRICAL PARTS
        • Basic Functions
          • Monitor Control
          • Basic Operation
          • Accessories
          • Safety
          • Maintenance
          • Setting
          • Battery disconnect switch
          • Explanation of Controller
        • Service Support
          • Screen Operations
          • Screen Display List
          • Service Monitor Structure
          • CHECK Screen List
          • SETUP Screen List
          • CALIBRATE Screen List
        • Connection Connector Pin Layout
          • Main Controller
          • Monitor
        • Sequence Circuit Diagram
          • Code List
          • Overall
          • Block diagram
        • Electrical Equipment Layout Diagram
          • Main Unit Left-side Layout Diagram
          • Engine Section Layout Diagram
          • Main Unit Right Rear Section Layout Diagram
          • Main Unit Right Front Section Layout Diagram
          • Cab Layout Diagram 1
          • Cab Layout Diagram 2
          • Layout Around Operator Seat
          • Stand Alone Parts Diagram
        • Removal and Installation of Wiper Controller
          • Removal of Wiper Controller
          • Installation of wiper controller
        • Removal and Installation of Wiper Motor
          • Removal of Wiper Motor
          • Installation of wiper motor
        • Removal and Installation of ECM
          • Removal of ECM
          • Installation of ECM
        • Removal and Installation of Main Controller
          • Main controller Removal
          • Installation of Main Controller
        • Removal and Installation of DCU
          • Removal of DCU
          • Installation of DCU
        • Removal and Installation of Monitor
          • Removal of Monitor
          • Installation of Monitor
        • Removal and Installation of Rear View Camera
          • Removal of Rear View Camera
          • Installation of Rear View Camera
        • Removal and Installation of Side Camera (Right)
          • Removal of Side Camera (Right)
          • Installation of Side Camera (Right)
        • Removal and Installation of Side Camera (Left)
          • Removal of Side Camera (Left)
          • Installation of Side Camera (Left)
        • Removal and Installation of Ambient light
          • Removal of Ambient Light
          • Installation of Ambient Light
        • Removal and Installation of WAVES Controller
          • Removal of WAVES Controller
          • Installation of WAVES Controller
        • How to Set WAVES
        • Air Conditioner Overall Diagram
          • Frame
          • Cab
          • Equipment Layout Diagram
          • Circuit Diagram
          • Explanation of Functions
          • Actuator Inspection
          • Self-diagnosis Function with Panel Display
          • Part Function and Good/Poor Judgment
        • Assembly and Disassembly of Unit
          • Removal of Blower Unit
          • Replacement of Blower Motor
          • Replacement of Blower Amp
          • Removal of Heater Core
          • Removal of Switchover BOX
          • Replacement of Evaporator and Expansion Valve
          • Installation of Evaporator Sensor
          • Replacement of Motor Actuator
        • Removal and Installation of Compressor
          • Removal of Compressor
          • Installation of Compressor
        • Removal and Installation of Condenser
          • Removal of Condenser
          • Installation of Condenser
        • Removal and Installation of Receiver Dryer
          • Removal of Receiver Dryer
          • Installation of Receiver Dryer
        • Work Precautions
          • Work Procedures
          • Filling Procedures
      • V. ATTACHMENTS
        • Main Equipment Table
          • Backhoe Attachment
        • Maintenance Standards
          • Attachment (Backhoe)
          • Dozer Blade
        • Removal and Installation of Bucket Cylinder
          • Removal of Bucket Cylinder
          • Installation of Bucket Cylinder
        • Removal and Installation of Arm Cylinder
          • Removal of Arm Cylinder
          • Installation of Arm Cylinder
        • Removal and Installation of Boom Cylinder
          • Removal of Boom Cylinder
          • Installation of Boom Cylinder
        • Removal and Installation of Blade Cylinder
          • Removal of Blade Cylinder
          • Installation of Blade Cylinder
        • Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
          • Specifications and Structure Diagram (including the assembly diagram and parts table)
          • Handling Precautions
          • Maintenance Inspection and Service
          • Trouble Diagnostics
          • Storage Standards
          • Assembly and Disassembly Procedures
          • Structural Diagram (made by KYB)
        • HBCV
          • structure
          • Function
          • operation explanation
        • Port Diagram
          • HBCV
        • Air Bleed Procedure
          • HBCV
        • Removal and Installation of HBCV
        • Removal and Installation of Arm HBCV
          • Removal of arm HBCV
          • Installation of Arm HBCV
        • Removal and Installation of Boom HBCV
          • Removal of Boom HBCV
          • Installation of boom HBCV
        • Removal and Installation of Bucket
          • Removal of Bucket
          • Installation of Bucket
        • Removal and Installation of Bucket Link
          • Removal of Bucket Link
          • Installation of Bucket Link
        • Removal and Installation of Arm
          • Removal of Arm
          • Installation of Arm
        • Removal and Installation of Boom
          • Removal of Boom
          • Installation of Boom
        • Removal and Installation of Blade
          • Removal of Blade
          • Blade Installation
      • Z. OTHER
        • Change from Type 6
          • Overall Layout
          • Engine
          • Hydraulic-related Data
          • Oil Pressure Control
          • Cab, House
          • Electrical Data
          • Electric Control
        • Specifications (145X4) (LC Specifications)
          • ENGINE
          • HYDRAULIC SYSTEM
          • HYDRAULIC CONTROLS
          • ELECTRICAL SYSTEM
          • OPERATOR ENVIRONMENT
          • UNDERCARRIAGE
          • MASS
          • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
          • DIMENSIONS
          • WORKING RANGES
          • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
        • Specifications (145X4) (Blade Specifications)
          • ENGINE
          • HYDRAULIC SYSTEM
          • HYDRAULIC CONTROLS
          • ELECTRICAL SYSTEM
          • OPERATOR ENVIRONMENT
          • UNDERCARRIAGE
          • DOZER BLADE
          • MASS
          • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
          • DIMENSIONS
          • WORKING RANGES
          • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
        • Arm Dimensions
          • Standard Arm [2.50 m (8.2021 ft.)]
          • Short Arm [2.11 m (6.9226 ft.)]
          • Long Arm [3.01 m (9.8753 ft.)]
        • Main Unit Weight
          • Divided Weight (LC Specifications)
          • Divided Weight (Blade Specifications)
          • Stand Alone Part Weight
          • Stand Alone Part Weight
          • Shoe Weight (per Side) (LC Specifications)
          • Shoe Weight (per Side) (Blade Specifications)
          • Arm Weight
        • Bolt Size and Torque Table
          • Special Torque Setting
        • Overall View
          • 145X4 (LC Specifications) (Grouser Shoe)
          • 145X4 (LC Specifications) (Link Chain)
          • 145X4 (Blade Specifications) (Grouser Shoe)
          • 145X4 (Blade Specifications) (Link Chain)
        • WORK RANGE DIAGRAM
          • 145X4 (LC Specifications)
          • 145X4 (Blade Specifications)
        • New Machine Performance Judgment Table
          • Table of Standards
          • Measurement Method
        • FLUIDS AND LUBRICANTS
          • HYDRAULIC FLUID
          • Engine Oil
          • Fuel
          • Conditions applicable to diesel fuel
          • Recommended conditions applicable to diesel fuels
        • Main-Unit-related Diagnostic Trouble Code List
        • Main Unit-side Trouble
          • Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
          • Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
          • Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
          • Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
          • Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
          • Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
          • Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
          • Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
          • Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
          • Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
          • Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
          • Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
          • Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
          • Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
          • Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
          • Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
          • Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
          • Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
          • Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
          • Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
          • Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
          • Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
          • Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
          • Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
          • Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
          • Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
          • Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
          • Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
          • Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
          • Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
          • Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
          • Diagnostic Trouble Code: 7404 Oil Temperature Overheating
          • Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
          • Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
          • Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
          • Diagnostic Trouble Code: 7421 Decrease in Coolant Level
          • Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
          • Diagnostic Trouble Code: 7423 Air Cleaner Clogging
          • Diagnostic Trouble Code: 7424 Return Filter Clogging
          • Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
          • Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
          • Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
          • Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
          • Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
          • Diagnostic Trouble Code: 7602: ECM Communication Abnormality
          • Diagnostic Trouble Code: 7605 ECM Not Matched
          • Diagnostic Trouble Code: 7606 EEPROM Abnormality
          • Diagnostic Trouble Code: 7608 Camera Abnormality
          • Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
          • Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
          • Diagnostic Trouble Code: 7618 DCU Communication Abnormality
        • List of special tools
          • NUMERICAL VALUE CONVERSION TABLE
          • A
          • C
          • H
          • J
          • R
          • V
        • Paint Colors
        • Abbreviation
  • Excavator
  • SAFETY
    • Safety, general information and standard torque data
    • General Information
      • Safety
      • ROPS
    • Standard Torque Data For Cap Screws And Nuts
      • Bolt and Nut Tightening
    • Protection of Electric/Electronics System During Charging or Welding
  • A. LOWER
    • Main Equipment Table
      • Lower Component
    • Main Equipment Structure and Operation Explanation
      • Travel Motor
    • Port Diagram
      • Travel Motor
      • Center Joint
      • Center Joint (Blade)
    • Basic Functions
      • Travel speed selection
      • Travel Alarm
    • Removal and Installation of Track
      • Removal and Installation of Shoe Assembly
      • Removal and Installation of Shoe Plate
    • Removal and Installation of Roller
      • Removal and Installation of Upper Roller
      • Assembly and Disassembly of Upper Roller
      • Removal and Installation of Lower Roller
      • Assembly and Disassembly of Lower Roller
    • Removal and Installation of Drive Sprocket
      • Removal of Drive Sprocket
      • Installation of Drive Sprocket
    • Removal and Installation of Take-up Roller
      • Removal of Take-up Roller
      • Installation of Take-up Roller
    • Assembly and Disassembly of Take-up Roller
      • Configuration Diagram
      • Dimension Diagram
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Grease Cylinder
      • Removal of Grease Cylinder
      • Installation of grease cylinder
    • Assembly and Disassembly of Tension Shock Absorber
      • Configuration Diagram
      • Dimension Diagram
      • Jig dimension diagram
      • Disassembly procedures
      • Assembly procedures
    • Removal and Installation of Center Joint
      • Removal of Center Joint
      • Installation of Center Joint
    • Assembly and Disassembly of Center Joint
      • Configuration Diagram
      • Dimension Diagram
      • Dimension Diagram (Blade)
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Travel Motor
      • Removal of Travel Motor
      • Installation of Travel Motor
    • Assembly and Disassembly of Travel Motor (nabtesco)
      • Safety Precautions
      • Service Overview
      • Disassembly
      • Maintenance Standards
      • Assembly
      • Performance Check Test
    • Maintenance Standards
      • Drive Sprocket
      • Take-up Roller
      • Upper roller
      • Lower Roller
      • Track Shoe (Grouser Shoe)
      • Inspection Gauge
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Travel Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Travel Motor
  • B. C. SWING UNIT, COUNTERWEIGHT
    • Main Equipment Table
      • Upper Component
    • Main Equipment Structure and Operation Explanation
      • Swing Unit
    • Port Diagram
      • Swing motor
    • Basic Functions
      • Swing brake
      • Swing lock
      • Swing Speed Limit
      • Swing Relief Cut
    • Removal and Installation of Swing Unit
      • Removal of Swing Unit
      • Installation of Swing Unit
    • Assembly and Disassembly of Swing Motor and Swing Reduction Gear
      • Causes of Failures, and Actions
      • Tools
      • Jig
      • Tightening torque
      • Weight Table
      • Disassembly
      • Assembly
      • Assembly cross-section diagram
      • Parts List
      • Disassembly and Assembly Diagram (Swing Motor)
      • Disassembly and Assembly Diagram (Reduction Gear)
    • Removal and Installation of Counterweight
      • Removal of Counterweight
      • Installation of Counterweight
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Swing Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Swing Motor
  • H. ENGINE
    • Main Equipment Table
      • Engine-related
    • Basic Functions
      • Fuel Gauge
      • Coolant Temperature Gauge
      • SCR Gauge
      • Fuel economy gauge
      • Neutral start
      • Power-cut Delay
      • Preheat
      • Throttle
      • Throttle volume position detection
      • Idle start
      • Auto idle
      • One-touch idle
      • Auto Warm-up
      • Idle shut down
      • Idle up
      • Work mode control
      • Engine Emergency Stop
      • SCR RE-GEN
      • Inducement
      • Feed Pump Automatic Stop
      • Coolant Level Decrease
      • Air Filter Clogging
      • Fuel Filter Clogging
      • Battery Charge Abnormality
      • Horsepower Reduction Control (in Uplands)
      • Horsepower Reduction Control (at Engine Failure)
    • Primary specifications
    • Function, Structure, Operation
    • Function, structure, operation (SCR)
    • SCR Control System Inspection
    • Explanation of SCR Operation
    • Diagnosis for Each Symptom
      • Intermittent conditions of urea selective catalytic reduction system
      • Urea fluid consumption too high
      • Ammonia smell noticeable
      • White crystalline powder visible
    • Diagnosis for Each Symptom
      • Engine start failure
      • Engine stalling
      • Engine Hunting, Rough Idling
      • Excess Amount of White Smoke in Exhaust Gas
      • Excessive Black Smoke in Exhaust Gas
      • Abnormal Noise
      • High Fuel Consumption
      • High Oil Consumption
      • Insufficient engine output
    • Functional Inspection
      • Engine compression pressure inspection
      • Fuel System Inspection
      • Lubrication system check
      • Suction air system inspection
      • Exhaust system inspection
      • Inspection of EGR Control System
      • Starting system check
      • Glow control system check
      • OBD system check
      • Inspection of the monitor warning light illumination circuit system
      • Inspection of the monitor warning light blinking circuit system
      • Inspection of the starter circuit system
    • Removal and Installation of Engine Assembly
      • Removal of Engine Assembly
      • Installation of Engine Assembly
    • Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
      • Removal and Installation of Fuel Cooler
      • Removal and Installation of Engine Intercooler
      • Removal and Installation of Radiator
      • Removal and Installation of Oil Cooler
    • Removal and Installation of Turbo Charger
      • Turbocharger assembly Removal
      • Turbocharger assembly Installation
      • Inspection of Turbocharger assembly
    • Removal and Installation of EGR Valve (if equipped)
      • Removal of EGR Valve
      • Installation of EGR Valve
      • Inspection of EGR Valve
    • Removal and Installation of EGR Cooler
      • Removal of EGR Cooler
      • Installation of EGR Cooler
      • Inspection of EGR Cooler
    • Removal and Installation of Engine Hood
      • Removal of Top Cover
      • Installation of Engine Hood
    • Removal and Installation of SCR
      • Removal of SCR
      • Installation of SCR
    • Removal and Installation of SCR Catalyst
      • Removal of SCR Catalyst
      • Installation of SCR Catalyst
      • Disassembly of SCR Catalyst
      • Assembly of SCR Catalyst
      • Inspection of SCR Catalyst
    • Removal and Installation of Cylinder Head Cover
      • Cylinder head cover Removal
      • Installation of Cylinder Head Cover
      • Removal and Installation of Cylinder Head
    • Removal and Installation of Cylinder Block
      • Removal of Cylinder block
      • Installation of Cylinder block
      • Inspection of Cylinder Block
    • Lubrication System
      • Removal and Installation of Oil Pan and Crank Case
      • Removal and Installation of Oil Level Switch
      • Removal and Installation of Oil Pump Assembly
      • Engine oil Inspection
      • Removal and Installation of Oil Port Cover
    • Cooling System
      • Removal and Installation of Water Pump Assembly
      • Removal and Installation of Thermostat
      • InspectionInspection of Coolant
      • Inspection of Cooling Fan Belt
      • Removal and Installation of Overheat Switch
    • Induction System
      • Inspection of Air Cleaner Element
    • Exhaust System
      • Removal and installation of Oxidation Catalyst Assembly
    • Aux. Emission Control Devices System
      • Removal and installation of Dosing Module
      • Removal and installation of DEF Supply Module
      • Removal and installation of Coolant Control Valve
      • Removal and Installation of DCU
      • Removal and installation of DEF Supply Module Filter
    • Removal and Installation of Exhaust Manifold
      • Removal of Exhaust Manifold
      • Installation of Exhaust Manifold
      • Inspection of Exhaust Manifold
    • Removal and Installation of Fuel Tank
      • Removal of Fuel Tank
      • Installation of fuel tank
    • Removal and Installation of Urea Pump
      • Removal of Urea Pump
      • Installation of Urea Pump
    • Removal and Installation of Urea Solution Tank
      • Removal of Urea Tank
      • Installation of Urea Solution Tank
    • Removal and Installation of Fuel Supply Pump
      • Removal of Fuel Supply Pump
      • Installation of Fuel Supply Pump
    • Removal and Installation of Common Rail Assembly
      • Removal of Common Rail Assembly
      • Installation of Common Rail Assembly
    • Removal and Installation of Injector
      • Removal of Injector
      • Installation of Injector
    • Removal and Installation of Crankshaft
      • Removal of Crankshaft
      • Installation of Crankshaft
      • Disassembly of Crankshaft
      • Assembly of Crankshaft
      • Inspection of Crankshaft
    • Removal and Installation of Piston and Connecting Rod
      • Removal of Piston and connecting rod
      • Installation of Piston and connecting rod
      • Disassembly of Piston and Connecting Rod
      • Assembly of Piston and Connecting Rod
      • Inspection of Piston and Connecting Rod
    • Removal and Installation of Camshaft
      • Removal of Camshaft
      • Installation of Camshaft
      • Inspection of Camshaft
    • Removal and Installation of Flywheel
      • Removal of Flywheel
      • Installation of Flywheel
      • Inspection of Flywheel
    • Removal and Installation of Crankshaft front oil seal
      • Removal of Crankshaft front oil seal
      • Installation of Crankshaft front oil seal
    • Removal and Installation of Crankshaft rear oil seal
      • Removal of Crankshaft Rear Oil Seal
      • Installation of Crankshaft Rear Oil Seal
    • Removal and Installation of Timing Chain
      • Removal of Timing chain
      • Installation of Timing chain
    • Removal and Installation of Timing Gear Train
      • Removal of Timing gear train
      • Installation of Timing gear train
      • Inspection of Timing Gear Train
    • Removal and Installation of Timing Gear Case
      • Removal of Timing gear case
      • Installation of Timing gear case
    • Removal and Installation of Inlet Manifold
      • Removal of Inlet manifold
      • Installation of Inlet manifold
    • Removal and Installation of Rocker Arm Shaft
      • Removal of Rocker arm shaft assembly
      • Installation of Rocker arm shaft assembly
    • Removal and Inspection of Valve Stem Oil Seal and Valve Spring
      • Removal of Valve stem oil seal and valve spring
      • Installation of Valve stem oil seal and valve spring
      • Inspection of Valve Spring
    • Removal and installation of Intake Throttle Valve
      • Removal of Intake throttle valve
      • Installation of Intake throttle valve
    • Removal and Installation of Starter Motor
      • Removal of Starter Motor
      • Installation of Starter Motor
      • Inspection of Starter Motor
    • Removal and Installation of Alternator
      • Removal of Alternator
      • Installation of Alternator
      • Inspection of Alternator
    • Removal and Installation of Glow Plug
      • Removal of Glow Plug
      • Installation of Glow Plug
      • Inspection of Glow Plug
    • Removal and Installation of Suction Control Valve
      • Removal of Suction Control Valve
      • Installation of Suction Control Valve
    • Removal and installation of Fuel Filter
      • Removal of Fuel Filter
      • Installation of Fuel Filter
    • Removal and installation of Relief Valve
      • Removal of Relief valve
      • Installation of Relief valve
    • Removal and installation of Fuel Filter Element
      • Removal of Fuel filter element
      • Installation of Fuel Filter Element
    • Removal and installation of Fuel temperature sensor
      • Removal of Fuel temperature sensor
      • Installation of Fuel temperature sensor
      • Inspection of Fuel temperature sensor
    • Removal and installation of Pressure limiter
      • Removal of Pressure limiter
      • Installation of Pressure limiter
    • Removal and installation of Fuel pressure sensor
      • Removal of Fuel pressure sensor
      • Installation of Fuel pressure sensor
    • Removal and Installation of Fuel filter pressure
      • Fuel filter pressure sensor Removal
      • Fuel filter pressure sensor Installation
    • Removal and Installation of Engine coolant temperature sensor
      • Engine coolant temperature sensor Removal
      • Engine coolant temperature sensor Installation
      • Inspection of Engine coolant temperature sensor
    • Removal and Installation of CKP sensor
      • CKP sensor Removal
      • CKP sensor Installation
      • Inspection of CKP sensor
    • Removal and Installation of CMP sensor
      • CMP sensor Removal
      • CMP sensor Installation
      • Inspection of CMP sensor
    • Removal and Installation of Oil pressure sensor
      • Oil pressure sensor Removal
      • Oil pressure sensor Installation
      • Inspection of Oil pressure sensor
    • Removal and installation of Boost Sensor
      • Removal of Boost sensor
      • Installation of Boost sensor
      • Inspection of Boost sensor
    • Removal and installation of Boost Temperature Sensor
      • Removal of Boost temperature sensor
      • Installation of Boost temperature sensor
    • Removal and installation of Turbocharger control solenoid
      • Removal of Turbocharger control solenoid
      • Installation of Turbocharger control solenoid
      • Inspection of Turbocharger control solenoid
    • Removal and Installation of IMT sensor
      • IMT sensor Removal
      • IMT sensor Installation
    • Removal and installation of MAF and IAT sensor
      • Removal of MAF and IAT sensor
      • Installation of MAF and IAT sensor
      • Inspection of MAF and IAT sensor
    • Removal and installation of Charge Air Cooler Temperature Sensor 1
      • Removal of Charge Air Cooler Temperature Sensor 1
      • Installation of Charge Air Cooler Temperature Sensor 1
      • Inspection of Charge Air Cooler Temperature Sensor 1
    • Sampling Procedure
      • Sampling of Engine Oil
    • Removal and Installation of Exhaust gas temperature sensor
      • Removal of Exhaust gas temperature sensor
      • Installation of Exhaust gas temperature sensor
      • Inspection of Exhaust gas temperature sensor
    • Removal and installation of EGR Gas Temperature Sensor 1
      • Removal of EGR Gas Temperature Sensor 1
      • Installation of EGR Gas Temperature Sensor 1
      • Inspection of EGR Gas Temperature Sensor 1
    • Removal and installation of EGR Gas Temperature Sensor 2
      • Removal of EGR Gas Temperature Sensor 2
      • Installation of EGR Gas Temperature Sensor 2
      • Inspection of EGR Gas Temperature Sensor 2
    • Removal and installation of NOx Sensor
      • Removal of NOx Sensor
      • Installation of NOx Sensor
    • Removal and installation of EGR Gas Temperature Sensor 3
      • Removal of EGR Gas Temperature Sensor 3
      • Installation of EGR Gas Temperature Sensor 3
    • Removal and Installation of Urea sensor
      • Removal of Urea Sensor
      • Installation of Urea Sensor
    • Engine-related Diagnostic Trouble Code List
    • Engine-side Trouble
      • ECM Trouble
      • DCU Trouble
  • J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
    • Main Equipment Table
      • Hydraulic Device
      • Control-related
    • Basic Functions
      • Oil temperature gauge
      • Static Horsepower Control
      • Overload Warning (Function for Europe Only)
      • Pressure Boost Control
      • Stroke Control
      • Boom Down Energy Save
      • Pump Horsepower Boost Control
      • Arm 1 Semi-parallel Control
      • Arm 2 Semi-parallel Control
      • Hot Shutdown Warning
      • Gate Lock
      • Breaker Mode
      • Crusher Mode
      • Quick coupler
      • Hydraulic Oil Filter Clog
      • Solenoid Sticking Prevention
    • Port Diagram
      • Hydraulic Pump (standard model)
      • Hydraulic Pump (Blade)
      • Control valve
      • 4 Stack Solenoid Valve
      • 2 Stack Solenoid Valve
      • Remote Control Valves (upper, travel)
      • Cushion valve
      • 2-way Selector Valve
      • Direction Valve
      • Reducing valve (4-line)
      • Relief Valve (electromagnetic proportional)
      • Manifold Under Cab
      • Manifold (accumulator section)
      • Hydraulic tank
    • Hydraulic Pump
      • Type Indication
      • Specifications
      • Structure and Operation Explanation
      • Hydraulic Circuit Diagram
      • Hydraulic Pump Internal Structure Diagram
      • Regulator
      • Operation Outline of Electronically-Controlled Pump
    • Control Valve
      • Basic Configuration
      • Operation
    • 4 Stack Solenoid Valve Operation Explanation
      • External Shape Diagram and Component Parts
      • Operation Explanation
    • Upper Pilot Valve (remote control valve)
      • Structure
      • Function
      • Operation
      • Structural Diagram
    • Travel Pilot Valve (remote control valve)
      • Operation
      • Structural Diagram
    • Cushion Valve
      • Structure
      • Operation Explanation
    • Selector Valve (2-way)
      • Structure
      • Operation Explanation
      • Development Diagram
    • Direction Valve (3-direction)
      • Structure
      • Operation Explanation
    • Electromagnetic Relief Valve
      • Structure
      • Operation Explanation
    • Removal and Installation of Hydraulic Reservoir
      • Removal of Hydraulic Reservoir
      • Installation of Hydraulic Tank
    • Removal and Installation of Hydraulic Pump
      • Removal of Hydraulic Pump
      • Installation of Hydraulic Pump
    • Removal and Installation of Pump coupling
      • Removal of Pump Coupling
      • Installation of Pump Coupling
    • Removal and Installation of Control Valve
      • Removal of Control Valve
      • Installation of Control Valve
    • Removal and Installation of Travel Remote Control Valve
      • Removal of Travel Remote Control Valve
      • Installation of Travel Remote Control Valve
    • Removal and Installation of Operation Remote Control Valve
      • Removal of Operation Remote Control Valve (left side)
      • Installation of Operation Remote Control Valve (left side)
      • Removal of Operation Remote Control Valve (right side)
      • Installation of Operation Remote Control Valve (right side)
    • Removal and Installation of 4 Stack Solenoid
      • Removal of 4 Stack Solenoid Valve
      • Installation of 4 Stack Solenoid Valve
    • Removal and Installation of Cushion Valve
      • Removal of Cushion Valve
      • Installation of Cushion Valve
    • Removal and Installation of 4 Stack Reducing Valve
      • Removal of 4 Stack Reducing Valve
      • Installation of 4 Stack Reducing Valve
    • Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
      • Tools
      • Disassembly Procedure
      • Assembly Procedure
    • Pump Main Unit Maintenance Standards
      • Replacement standards for worn parts
      • Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
      • Tightening torque
      • Overall View
    • Causes of Failures, and Actions
      • Regulator Adjustment
      • Appendix Table and Drawings
      • Regulator Assembly and Disassembly Procedures
    • Procedures for Assembly and Disassembly of Control Valve
      • Disassembly
      • Cleaning
      • Inspection
      • Assembly
      • Internal Structural Diagram
      • part list
      • Relief Valve
      • Installation
      • Operation
      • Malfunction and Countermeasure
    • Procedures for Assembly and Disassembly of Operation Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures
    • Procedures for Assembly and Disassembly of Travel Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures and Cross-section Diagram
    • Assembly and Disassembly of Cushion Valve
      • Disassembly Procedures
      • Assembly Procedures
      • Document
    • Pressure Measurement and Adjustment Procedures
      • Procedures for Pressure Measurement from the Monitor Display
      • PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
      • Procedures for Pressure Measurement by Installing Pressure Gauge
      • Pressure Measuring Port
      • Control Valve
      • Pressure Measurement Preparations
      • Pressure Measurement
      • Main Pressure Measurement
      • Pilot Pressure Measurement
      • Negative Control Pressure Measurement
      • Pressure Adjustment
    • Hydraulic Pump Flow Measurement Procedures
      • Preparations
      • Work Preparations
      • Flow Measurement
    • Air Bleed Procedure
      • Hydraulic Pump
    • Sampling Procedure
      • Sampling of Hydraulic Fluid
    • Hydraulic Equipment Layout
    • Overall View
      • Pump Chamber Hydraulic Equipment Layout
      • Swing Body Center Section Hydraulic Equipment Layout
      • Housing Left Side Hydraulic Equipment Layout
      • Layout of Hydraulic Equipment in Cab
  • N. CAB
    • Removal and Installation of Operatorโ€™s Seat
      • Removal of Operatorโ€™s Seat
      • Installation of Operatorโ€™s Seat
    • Removal and Installation of Cab Assembly
      • Removal of Cab Assembly
      • Installation of Cab Assembly
    • Removal and Installation of Wiper
      • Removal of Wiper
      • Installation of wiper
    • Removal and Installation of Cab Windshield
      • Removal of Cab Windshield
      • Installation of Cab Front Glass
    • Window Lock Adjustment Procedure
      • Window Lock (front side)
      • Window Lock (rear side)
    • Removal and Installation of Housing Guardrail
      • Removal of Housing Guardrail
      • Installation of Housing Guardrail
    • Tightening torque
  • R. ELECTRICAL PARTS
    • Basic Functions
      • Monitor Control
      • Basic Operation
      • Accessories
      • Safety
      • Maintenance
      • Setting
      • Battery disconnect switch
      • Explanation of Controller
    • Service Support
      • Screen Operations
      • Screen Display List
      • Service Monitor Structure
      • CHECK Screen List
      • SETUP Screen List
      • CALIBRATE Screen List
    • Connection Connector Pin Layout
      • Main Controller
      • Monitor
    • Sequence Circuit Diagram
      • Code List
      • Overall
      • Block diagram
    • Electrical Equipment Layout Diagram
      • Main Unit Left-side Layout Diagram
      • Engine Section Layout Diagram
      • Main Unit Right Rear Section Layout Diagram
      • Main Unit Right Front Section Layout Diagram
      • Cab Layout Diagram 1
      • Cab Layout Diagram 2
      • Layout Around Operator Seat
      • Stand Alone Parts Diagram
    • Removal and Installation of Wiper Controller
      • Removal of Wiper Controller
      • Installation of wiper controller
    • Removal and Installation of Wiper Motor
      • Removal of Wiper Motor
      • Installation of wiper motor
    • Removal and Installation of ECM
      • Removal of ECM
      • Installation of ECM
    • Removal and Installation of Main Controller
      • Main controller Removal
      • Installation of Main Controller
    • Removal and Installation of DCU
      • Removal of DCU
      • Installation of DCU
    • Removal and Installation of Monitor
      • Removal of Monitor
      • Installation of Monitor
    • Removal and Installation of Rear View Camera
      • Removal of Rear View Camera
      • Installation of Rear View Camera
    • Removal and Installation of Side Camera (Right)
      • Removal of Side Camera (Right)
      • Installation of Side Camera (Right)
    • Removal and Installation of Side Camera (Left)
      • Removal of Side Camera (Left)
      • Installation of Side Camera (Left)
    • Removal and Installation of Ambient light
      • Removal of Ambient Light
      • Installation of Ambient Light
    • Removal and Installation of WAVES Controller
      • Removal of WAVES Controller
      • Installation of WAVES Controller
    • How to Set WAVES
    • Air Conditioner Overall Diagram
      • Frame
      • Cab
      • Equipment Layout Diagram
      • Circuit Diagram
      • Explanation of Functions
      • Actuator Inspection
      • Self-diagnosis Function with Panel Display
      • Part Function and Good/Poor Judgment
    • Assembly and Disassembly of Unit
      • Removal of Blower Unit
      • Replacement of Blower Motor
      • Replacement of Blower Amp
      • Removal of Heater Core
      • Removal of Switchover BOX
      • Replacement of Evaporator and Expansion Valve
      • Installation of Evaporator Sensor
      • Replacement of Motor Actuator
    • Removal and Installation of Compressor
      • Removal of Compressor
      • Installation of Compressor
    • Removal and Installation of Condenser
      • Removal of Condenser
      • Installation of Condenser
    • Removal and Installation of Receiver Dryer
      • Removal of Receiver Dryer
      • Installation of Receiver Dryer
    • Work Precautions
      • Work Procedures
      • Filling Procedures
  • V. ATTACHMENTS
    • Main Equipment Table
      • Backhoe Attachment
    • Maintenance Standards
      • Attachment (Backhoe)
      • Dozer Blade
    • Removal and Installation of Bucket Cylinder
      • Removal of Bucket Cylinder
      • Installation of Bucket Cylinder
    • Removal and Installation of Arm Cylinder
      • Removal of Arm Cylinder
      • Installation of Arm Cylinder
    • Removal and Installation of Boom Cylinder
      • Removal of Boom Cylinder
      • Installation of Boom Cylinder
    • Removal and Installation of Blade Cylinder
      • Removal of Blade Cylinder
      • Installation of Blade Cylinder
    • Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
      • Specifications and Structure Diagram (including the assembly diagram and parts table)
      • Handling Precautions
      • Maintenance Inspection and Service
      • Trouble Diagnostics
      • Storage Standards
      • Assembly and Disassembly Procedures
      • Structural Diagram (made by KYB)
    • HBCV
      • structure
      • Function
      • operation explanation
    • Port Diagram
      • HBCV
    • Air Bleed Procedure
      • HBCV
    • Removal and Installation of HBCV
    • Removal and Installation of Arm HBCV
      • Removal of arm HBCV
      • Installation of Arm HBCV
    • Removal and Installation of Boom HBCV
      • Removal of Boom HBCV
      • Installation of boom HBCV
    • Removal and Installation of Bucket
      • Removal of Bucket
      • Installation of Bucket
    • Removal and Installation of Bucket Link
      • Removal of Bucket Link
      • Installation of Bucket Link
    • Removal and Installation of Arm
      • Removal of Arm
      • Installation of Arm
    • Removal and Installation of Boom
      • Removal of Boom
      • Installation of Boom
    • Removal and Installation of Blade
      • Removal of Blade
      • Blade Installation
  • Z. OTHER
    • Change from Type 6
      • Overall Layout
      • Engine
      • Hydraulic-related Data
      • Oil Pressure Control
      • Cab, House
      • Electrical Data
      • Electric Control
    • Specifications (145X4) (LC Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Specifications (145X4) (Blade Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • DOZER BLADE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Arm Dimensions
      • Standard Arm [2.50 m (8.2021 ft.)]
      • Short Arm [2.11 m (6.9226 ft.)]
      • Long Arm [3.01 m (9.8753 ft.)]
    • Main Unit Weight
      • Divided Weight (LC Specifications)
      • Divided Weight (Blade Specifications)
      • Stand Alone Part Weight
      • Stand Alone Part Weight
      • Shoe Weight (per Side) (LC Specifications)
      • Shoe Weight (per Side) (Blade Specifications)
      • Arm Weight
    • Bolt Size and Torque Table
      • Special Torque Setting
    • Overall View
      • 145X4 (LC Specifications) (Grouser Shoe)
      • 145X4 (LC Specifications) (Link Chain)
      • 145X4 (Blade Specifications) (Grouser Shoe)
      • 145X4 (Blade Specifications) (Link Chain)
    • WORK RANGE DIAGRAM
      • 145X4 (LC Specifications)
      • 145X4 (Blade Specifications)
    • New Machine Performance Judgment Table
      • Table of Standards
      • Measurement Method
    • FLUIDS AND LUBRICANTS
      • HYDRAULIC FLUID
      • Engine Oil
      • Fuel
      • Conditions applicable to diesel fuel
      • Recommended conditions applicable to diesel fuels
    • Main-Unit-related Diagnostic Trouble Code List
    • Main Unit-side Trouble
      • Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
      • Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
      • Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
      • Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
      • Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
      • Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
      • Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
      • Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
      • Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
      • Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
      • Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
      • Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
      • Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
      • Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
      • Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
      • Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
      • Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
      • Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
      • Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
      • Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
      • Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
      • Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
      • Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
      • Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
      • Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
      • Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
      • Diagnostic Trouble Code: 7404 Oil Temperature Overheating
      • Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
      • Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
      • Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
      • Diagnostic Trouble Code: 7421 Decrease in Coolant Level
      • Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
      • Diagnostic Trouble Code: 7423 Air Cleaner Clogging
      • Diagnostic Trouble Code: 7424 Return Filter Clogging
      • Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
      • Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
      • Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
      • Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
      • Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
      • Diagnostic Trouble Code: 7602: ECM Communication Abnormality
      • Diagnostic Trouble Code: 7605 ECM Not Matched
      • Diagnostic Trouble Code: 7606 EEPROM Abnormality
      • Diagnostic Trouble Code: 7608 Camera Abnormality
      • Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
      • Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
      • Diagnostic Trouble Code: 7618 DCU Communication Abnormality
    • List of special tools
      • NUMERICAL VALUE CONVERSION TABLE
      • A
      • C
      • H
      • J
      • R
      • V
    • Paint Colors
    • Abbreviation
  • Excavator
  • SAFETY
    • Safety, general information and standard torque data
    • General Information
      • Safety
      • ROPS
    • Standard Torque Data For Cap Screws And Nuts
      • Bolt and Nut Tightening
    • Protection of Electric/Electronics System During Charging or Welding
  • A. LOWER
    • Main Equipment Table
      • Lower Component
    • Main Equipment Structure and Operation Explanation
      • Travel Motor
    • Port Diagram
      • Travel Motor
      • Center Joint
      • Center Joint (Blade)
    • Basic Functions
      • Travel speed selection
      • Travel Alarm
    • Removal and Installation of Track
      • Removal and Installation of Shoe Assembly
      • Removal and Installation of Shoe Plate
    • Removal and Installation of Roller
      • Removal and Installation of Upper Roller
      • Assembly and Disassembly of Upper Roller
      • Removal and Installation of Lower Roller
      • Assembly and Disassembly of Lower Roller
    • Removal and Installation of Drive Sprocket
      • Removal of Drive Sprocket
      • Installation of Drive Sprocket
    • Removal and Installation of Take-up Roller
      • Removal of Take-up Roller
      • Installation of Take-up Roller
    • Assembly and Disassembly of Take-up Roller
      • Configuration Diagram
      • Dimension Diagram
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Grease Cylinder
      • Removal of Grease Cylinder
      • Installation of grease cylinder
    • Assembly and Disassembly of Tension Shock Absorber
      • Configuration Diagram
      • Dimension Diagram
      • Jig dimension diagram
      • Disassembly procedures
      • Assembly procedures
    • Removal and Installation of Center Joint
      • Removal of Center Joint
      • Installation of Center Joint
    • Assembly and Disassembly of Center Joint
      • Configuration Diagram
      • Dimension Diagram
      • Dimension Diagram (Blade)
      • Jig Dimension Diagram
      • Disassembly Procedures
      • Assembly Procedures
    • Removal and Installation of Travel Motor
      • Removal of Travel Motor
      • Installation of Travel Motor
    • Assembly and Disassembly of Travel Motor (nabtesco)
      • Safety Precautions
      • Service Overview
      • Disassembly
      • Maintenance Standards
      • Assembly
      • Performance Check Test
    • Maintenance Standards
      • Drive Sprocket
      • Take-up Roller
      • Upper roller
      • Lower Roller
      • Track Shoe (Grouser Shoe)
      • Inspection Gauge
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Travel Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Travel Motor
  • B. C. SWING UNIT, COUNTERWEIGHT
    • Main Equipment Table
      • Upper Component
    • Main Equipment Structure and Operation Explanation
      • Swing Unit
    • Port Diagram
      • Swing motor
    • Basic Functions
      • Swing brake
      • Swing lock
      • Swing Speed Limit
      • Swing Relief Cut
    • Removal and Installation of Swing Unit
      • Removal of Swing Unit
      • Installation of Swing Unit
    • Assembly and Disassembly of Swing Motor and Swing Reduction Gear
      • Causes of Failures, and Actions
      • Tools
      • Jig
      • Tightening torque
      • Weight Table
      • Disassembly
      • Assembly
      • Assembly cross-section diagram
      • Parts List
      • Disassembly and Assembly Diagram (Swing Motor)
      • Disassembly and Assembly Diagram (Reduction Gear)
    • Removal and Installation of Counterweight
      • Removal of Counterweight
      • Installation of Counterweight
    • Pressure Measurement and Adjustment Procedures
      • Main Pressure Measurement
    • Drain Volume Measurement Procedures
      • Preparations
      • Swing Motor Drain Volume Measurement
    • Air Bleed Procedure
      • Swing Motor
  • H. ENGINE
    • Main Equipment Table
      • Engine-related
    • Basic Functions
      • Fuel Gauge
      • Coolant Temperature Gauge
      • SCR Gauge
      • Fuel economy gauge
      • Neutral start
      • Power-cut Delay
      • Preheat
      • Throttle
      • Throttle volume position detection
      • Idle start
      • Auto idle
      • One-touch idle
      • Auto Warm-up
      • Idle shut down
      • Idle up
      • Work mode control
      • Engine Emergency Stop
      • SCR RE-GEN
      • Inducement
      • Feed Pump Automatic Stop
      • Coolant Level Decrease
      • Air Filter Clogging
      • Fuel Filter Clogging
      • Battery Charge Abnormality
      • Horsepower Reduction Control (in Uplands)
      • Horsepower Reduction Control (at Engine Failure)
    • Primary specifications
    • Function, Structure, Operation
    • Function, structure, operation (SCR)
    • SCR Control System Inspection
    • Explanation of SCR Operation
    • Diagnosis for Each Symptom
      • Intermittent conditions of urea selective catalytic reduction system
      • Urea fluid consumption too high
      • Ammonia smell noticeable
      • White crystalline powder visible
    • Diagnosis for Each Symptom
      • Engine start failure
      • Engine stalling
      • Engine Hunting, Rough Idling
      • Excess Amount of White Smoke in Exhaust Gas
      • Excessive Black Smoke in Exhaust Gas
      • Abnormal Noise
      • High Fuel Consumption
      • High Oil Consumption
      • Insufficient engine output
    • Functional Inspection
      • Engine compression pressure inspection
      • Fuel System Inspection
      • Lubrication system check
      • Suction air system inspection
      • Exhaust system inspection
      • Inspection of EGR Control System
      • Starting system check
      • Glow control system check
      • OBD system check
      • Inspection of the monitor warning light illumination circuit system
      • Inspection of the monitor warning light blinking circuit system
      • Inspection of the starter circuit system
    • Removal and Installation of Engine Assembly
      • Removal of Engine Assembly
      • Installation of Engine Assembly
    • Removal and Installation of Fuel Cooler, Engine Intercooler, Radiator, and Oil Cooler
      • Removal and Installation of Fuel Cooler
      • Removal and Installation of Engine Intercooler
      • Removal and Installation of Radiator
      • Removal and Installation of Oil Cooler
    • Removal and Installation of Turbo Charger
      • Turbocharger assembly Removal
      • Turbocharger assembly Installation
      • Inspection of Turbocharger assembly
    • Removal and Installation of EGR Valve (if equipped)
      • Removal of EGR Valve
      • Installation of EGR Valve
      • Inspection of EGR Valve
    • Removal and Installation of EGR Cooler
      • Removal of EGR Cooler
      • Installation of EGR Cooler
      • Inspection of EGR Cooler
    • Removal and Installation of Engine Hood
      • Removal of Top Cover
      • Installation of Engine Hood
    • Removal and Installation of SCR
      • Removal of SCR
      • Installation of SCR
    • Removal and Installation of SCR Catalyst
      • Removal of SCR Catalyst
      • Installation of SCR Catalyst
      • Disassembly of SCR Catalyst
      • Assembly of SCR Catalyst
      • Inspection of SCR Catalyst
    • Removal and Installation of Cylinder Head Cover
      • Cylinder head cover Removal
      • Installation of Cylinder Head Cover
      • Removal and Installation of Cylinder Head
    • Removal and Installation of Cylinder Block
      • Removal of Cylinder block
      • Installation of Cylinder block
      • Inspection of Cylinder Block
    • Lubrication System
      • Removal and Installation of Oil Pan and Crank Case
      • Removal and Installation of Oil Level Switch
      • Removal and Installation of Oil Pump Assembly
      • Engine oil Inspection
      • Removal and Installation of Oil Port Cover
    • Cooling System
      • Removal and Installation of Water Pump Assembly
      • Removal and Installation of Thermostat
      • InspectionInspection of Coolant
      • Inspection of Cooling Fan Belt
      • Removal and Installation of Overheat Switch
    • Induction System
      • Inspection of Air Cleaner Element
    • Exhaust System
      • Removal and installation of Oxidation Catalyst Assembly
    • Aux. Emission Control Devices System
      • Removal and installation of Dosing Module
      • Removal and installation of DEF Supply Module
      • Removal and installation of Coolant Control Valve
      • Removal and Installation of DCU
      • Removal and installation of DEF Supply Module Filter
    • Removal and Installation of Exhaust Manifold
      • Removal of Exhaust Manifold
      • Installation of Exhaust Manifold
      • Inspection of Exhaust Manifold
    • Removal and Installation of Fuel Tank
      • Removal of Fuel Tank
      • Installation of fuel tank
    • Removal and Installation of Urea Pump
      • Removal of Urea Pump
      • Installation of Urea Pump
    • Removal and Installation of Urea Solution Tank
      • Removal of Urea Tank
      • Installation of Urea Solution Tank
    • Removal and Installation of Fuel Supply Pump
      • Removal of Fuel Supply Pump
      • Installation of Fuel Supply Pump
    • Removal and Installation of Common Rail Assembly
      • Removal of Common Rail Assembly
      • Installation of Common Rail Assembly
    • Removal and Installation of Injector
      • Removal of Injector
      • Installation of Injector
    • Removal and Installation of Crankshaft
      • Removal of Crankshaft
      • Installation of Crankshaft
      • Disassembly of Crankshaft
      • Assembly of Crankshaft
      • Inspection of Crankshaft
    • Removal and Installation of Piston and Connecting Rod
      • Removal of Piston and connecting rod
      • Installation of Piston and connecting rod
      • Disassembly of Piston and Connecting Rod
      • Assembly of Piston and Connecting Rod
      • Inspection of Piston and Connecting Rod
    • Removal and Installation of Camshaft
      • Removal of Camshaft
      • Installation of Camshaft
      • Inspection of Camshaft
    • Removal and Installation of Flywheel
      • Removal of Flywheel
      • Installation of Flywheel
      • Inspection of Flywheel
    • Removal and Installation of Crankshaft front oil seal
      • Removal of Crankshaft front oil seal
      • Installation of Crankshaft front oil seal
    • Removal and Installation of Crankshaft rear oil seal
      • Removal of Crankshaft Rear Oil Seal
      • Installation of Crankshaft Rear Oil Seal
    • Removal and Installation of Timing Chain
      • Removal of Timing chain
      • Installation of Timing chain
    • Removal and Installation of Timing Gear Train
      • Removal of Timing gear train
      • Installation of Timing gear train
      • Inspection of Timing Gear Train
    • Removal and Installation of Timing Gear Case
      • Removal of Timing gear case
      • Installation of Timing gear case
    • Removal and Installation of Inlet Manifold
      • Removal of Inlet manifold
      • Installation of Inlet manifold
    • Removal and Installation of Rocker Arm Shaft
      • Removal of Rocker arm shaft assembly
      • Installation of Rocker arm shaft assembly
    • Removal and Inspection of Valve Stem Oil Seal and Valve Spring
      • Removal of Valve stem oil seal and valve spring
      • Installation of Valve stem oil seal and valve spring
      • Inspection of Valve Spring
    • Removal and installation of Intake Throttle Valve
      • Removal of Intake throttle valve
      • Installation of Intake throttle valve
    • Removal and Installation of Starter Motor
      • Removal of Starter Motor
      • Installation of Starter Motor
      • Inspection of Starter Motor
    • Removal and Installation of Alternator
      • Removal of Alternator
      • Installation of Alternator
      • Inspection of Alternator
    • Removal and Installation of Glow Plug
      • Removal of Glow Plug
      • Installation of Glow Plug
      • Inspection of Glow Plug
    • Removal and Installation of Suction Control Valve
      • Removal of Suction Control Valve
      • Installation of Suction Control Valve
    • Removal and installation of Fuel Filter
      • Removal of Fuel Filter
      • Installation of Fuel Filter
    • Removal and installation of Relief Valve
      • Removal of Relief valve
      • Installation of Relief valve
    • Removal and installation of Fuel Filter Element
      • Removal of Fuel filter element
      • Installation of Fuel Filter Element
    • Removal and installation of Fuel temperature sensor
      • Removal of Fuel temperature sensor
      • Installation of Fuel temperature sensor
      • Inspection of Fuel temperature sensor
    • Removal and installation of Pressure limiter
      • Removal of Pressure limiter
      • Installation of Pressure limiter
    • Removal and installation of Fuel pressure sensor
      • Removal of Fuel pressure sensor
      • Installation of Fuel pressure sensor
    • Removal and Installation of Fuel filter pressure
      • Fuel filter pressure sensor Removal
      • Fuel filter pressure sensor Installation
    • Removal and Installation of Engine coolant temperature sensor
      • Engine coolant temperature sensor Removal
      • Engine coolant temperature sensor Installation
      • Inspection of Engine coolant temperature sensor
    • Removal and Installation of CKP sensor
      • CKP sensor Removal
      • CKP sensor Installation
      • Inspection of CKP sensor
    • Removal and Installation of CMP sensor
      • CMP sensor Removal
      • CMP sensor Installation
      • Inspection of CMP sensor
    • Removal and Installation of Oil pressure sensor
      • Oil pressure sensor Removal
      • Oil pressure sensor Installation
      • Inspection of Oil pressure sensor
    • Removal and installation of Boost Sensor
      • Removal of Boost sensor
      • Installation of Boost sensor
      • Inspection of Boost sensor
    • Removal and installation of Boost Temperature Sensor
      • Removal of Boost temperature sensor
      • Installation of Boost temperature sensor
    • Removal and installation of Turbocharger control solenoid
      • Removal of Turbocharger control solenoid
      • Installation of Turbocharger control solenoid
      • Inspection of Turbocharger control solenoid
    • Removal and Installation of IMT sensor
      • IMT sensor Removal
      • IMT sensor Installation
    • Removal and installation of MAF and IAT sensor
      • Removal of MAF and IAT sensor
      • Installation of MAF and IAT sensor
      • Inspection of MAF and IAT sensor
    • Removal and installation of Charge Air Cooler Temperature Sensor 1
      • Removal of Charge Air Cooler Temperature Sensor 1
      • Installation of Charge Air Cooler Temperature Sensor 1
      • Inspection of Charge Air Cooler Temperature Sensor 1
    • Sampling Procedure
      • Sampling of Engine Oil
    • Removal and Installation of Exhaust gas temperature sensor
      • Removal of Exhaust gas temperature sensor
      • Installation of Exhaust gas temperature sensor
      • Inspection of Exhaust gas temperature sensor
    • Removal and installation of EGR Gas Temperature Sensor 1
      • Removal of EGR Gas Temperature Sensor 1
      • Installation of EGR Gas Temperature Sensor 1
      • Inspection of EGR Gas Temperature Sensor 1
    • Removal and installation of EGR Gas Temperature Sensor 2
      • Removal of EGR Gas Temperature Sensor 2
      • Installation of EGR Gas Temperature Sensor 2
      • Inspection of EGR Gas Temperature Sensor 2
    • Removal and installation of NOx Sensor
      • Removal of NOx Sensor
      • Installation of NOx Sensor
    • Removal and installation of EGR Gas Temperature Sensor 3
      • Removal of EGR Gas Temperature Sensor 3
      • Installation of EGR Gas Temperature Sensor 3
    • Removal and Installation of Urea sensor
      • Removal of Urea Sensor
      • Installation of Urea Sensor
    • Engine-related Diagnostic Trouble Code List
    • Engine-side Trouble
      • ECM Trouble
      • DCU Trouble
  • J. HYDRAULIC EQUIPMENT (PUMP, OPERATION SYSTEM VALVE)
    • Main Equipment Table
      • Hydraulic Device
      • Control-related
    • Basic Functions
      • Oil temperature gauge
      • Static Horsepower Control
      • Overload Warning (Function for Europe Only)
      • Pressure Boost Control
      • Stroke Control
      • Boom Down Energy Save
      • Pump Horsepower Boost Control
      • Arm 1 Semi-parallel Control
      • Arm 2 Semi-parallel Control
      • Hot Shutdown Warning
      • Gate Lock
      • Breaker Mode
      • Crusher Mode
      • Quick coupler
      • Hydraulic Oil Filter Clog
      • Solenoid Sticking Prevention
    • Port Diagram
      • Hydraulic Pump (standard model)
      • Hydraulic Pump (Blade)
      • Control valve
      • 4 Stack Solenoid Valve
      • 2 Stack Solenoid Valve
      • Remote Control Valves (upper, travel)
      • Cushion valve
      • 2-way Selector Valve
      • Direction Valve
      • Reducing valve (4-line)
      • Relief Valve (electromagnetic proportional)
      • Manifold Under Cab
      • Manifold (accumulator section)
      • Hydraulic tank
    • Hydraulic Pump
      • Type Indication
      • Specifications
      • Structure and Operation Explanation
      • Hydraulic Circuit Diagram
      • Hydraulic Pump Internal Structure Diagram
      • Regulator
      • Operation Outline of Electronically-Controlled Pump
    • Control Valve
      • Basic Configuration
      • Operation
    • 4 Stack Solenoid Valve Operation Explanation
      • External Shape Diagram and Component Parts
      • Operation Explanation
    • Upper Pilot Valve (remote control valve)
      • Structure
      • Function
      • Operation
      • Structural Diagram
    • Travel Pilot Valve (remote control valve)
      • Operation
      • Structural Diagram
    • Cushion Valve
      • Structure
      • Operation Explanation
    • Selector Valve (2-way)
      • Structure
      • Operation Explanation
      • Development Diagram
    • Direction Valve (3-direction)
      • Structure
      • Operation Explanation
    • Electromagnetic Relief Valve
      • Structure
      • Operation Explanation
    • Removal and Installation of Hydraulic Reservoir
      • Removal of Hydraulic Reservoir
      • Installation of Hydraulic Tank
    • Removal and Installation of Hydraulic Pump
      • Removal of Hydraulic Pump
      • Installation of Hydraulic Pump
    • Removal and Installation of Pump coupling
      • Removal of Pump Coupling
      • Installation of Pump Coupling
    • Removal and Installation of Control Valve
      • Removal of Control Valve
      • Installation of Control Valve
    • Removal and Installation of Travel Remote Control Valve
      • Removal of Travel Remote Control Valve
      • Installation of Travel Remote Control Valve
    • Removal and Installation of Operation Remote Control Valve
      • Removal of Operation Remote Control Valve (left side)
      • Installation of Operation Remote Control Valve (left side)
      • Removal of Operation Remote Control Valve (right side)
      • Installation of Operation Remote Control Valve (right side)
    • Removal and Installation of 4 Stack Solenoid
      • Removal of 4 Stack Solenoid Valve
      • Installation of 4 Stack Solenoid Valve
    • Removal and Installation of Cushion Valve
      • Removal of Cushion Valve
      • Installation of Cushion Valve
    • Removal and Installation of 4 Stack Reducing Valve
      • Removal of 4 Stack Reducing Valve
      • Installation of 4 Stack Reducing Valve
    • Procedures for Assembly and Disassembly of Hydraulic Pump Main Unit
      • Tools
      • Disassembly Procedure
      • Assembly Procedure
    • Pump Main Unit Maintenance Standards
      • Replacement standards for worn parts
      • Standards for repairing cylinders, valve plates, and swash plates (shoe plates)
      • Tightening torque
      • Overall View
    • Causes of Failures, and Actions
      • Regulator Adjustment
      • Appendix Table and Drawings
      • Regulator Assembly and Disassembly Procedures
    • Procedures for Assembly and Disassembly of Control Valve
      • Disassembly
      • Cleaning
      • Inspection
      • Assembly
      • Internal Structural Diagram
      • part list
      • Relief Valve
      • Installation
      • Operation
      • Malfunction and Countermeasure
    • Procedures for Assembly and Disassembly of Operation Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures
    • Procedures for Assembly and Disassembly of Travel Remote Control Valve
      • Maintenance Procedures
      • Disassembly Procedures
      • Assembly Procedures
      • Causes of Trouble and Countermeasures and Cross-section Diagram
    • Assembly and Disassembly of Cushion Valve
      • Disassembly Procedures
      • Assembly Procedures
      • Document
    • Pressure Measurement and Adjustment Procedures
      • Procedures for Pressure Measurement from the Monitor Display
      • PROCEDURES FOR MEASURING HYDRAULIC OIL TEMPERATURE FROM THE MONITOR DISPLAY
      • Procedures for Pressure Measurement by Installing Pressure Gauge
      • Pressure Measuring Port
      • Control Valve
      • Pressure Measurement Preparations
      • Pressure Measurement
      • Main Pressure Measurement
      • Pilot Pressure Measurement
      • Negative Control Pressure Measurement
      • Pressure Adjustment
    • Hydraulic Pump Flow Measurement Procedures
      • Preparations
      • Work Preparations
      • Flow Measurement
    • Air Bleed Procedure
      • Hydraulic Pump
    • Sampling Procedure
      • Sampling of Hydraulic Fluid
    • Hydraulic Equipment Layout
    • Overall View
      • Pump Chamber Hydraulic Equipment Layout
      • Swing Body Center Section Hydraulic Equipment Layout
      • Housing Left Side Hydraulic Equipment Layout
      • Layout of Hydraulic Equipment in Cab
  • N. CAB
    • Removal and Installation of Operatorโ€™s Seat
      • Removal of Operatorโ€™s Seat
      • Installation of Operatorโ€™s Seat
    • Removal and Installation of Cab Assembly
      • Removal of Cab Assembly
      • Installation of Cab Assembly
    • Removal and Installation of Wiper
      • Removal of Wiper
      • Installation of wiper
    • Removal and Installation of Cab Windshield
      • Removal of Cab Windshield
      • Installation of Cab Front Glass
    • Window Lock Adjustment Procedure
      • Window Lock (front side)
      • Window Lock (rear side)
    • Removal and Installation of Housing Guardrail
      • Removal of Housing Guardrail
      • Installation of Housing Guardrail
    • Tightening torque
  • R. ELECTRICAL PARTS
    • Basic Functions
      • Monitor Control
      • Basic Operation
      • Accessories
      • Safety
      • Maintenance
      • Setting
      • Battery disconnect switch
      • Explanation of Controller
    • Service Support
      • Screen Operations
      • Screen Display List
      • Service Monitor Structure
      • CHECK Screen List
      • SETUP Screen List
      • CALIBRATE Screen List
    • Connection Connector Pin Layout
      • Main Controller
      • Monitor
    • Sequence Circuit Diagram
      • Code List
      • Overall
      • Block diagram
    • Electrical Equipment Layout Diagram
      • Main Unit Left-side Layout Diagram
      • Engine Section Layout Diagram
      • Main Unit Right Rear Section Layout Diagram
      • Main Unit Right Front Section Layout Diagram
      • Cab Layout Diagram 1
      • Cab Layout Diagram 2
      • Layout Around Operator Seat
      • Stand Alone Parts Diagram
    • Removal and Installation of Wiper Controller
      • Removal of Wiper Controller
      • Installation of wiper controller
    • Removal and Installation of Wiper Motor
      • Removal of Wiper Motor
      • Installation of wiper motor
    • Removal and Installation of ECM
      • Removal of ECM
      • Installation of ECM
    • Removal and Installation of Main Controller
      • Main controller Removal
      • Installation of Main Controller
    • Removal and Installation of DCU
      • Removal of DCU
      • Installation of DCU
    • Removal and Installation of Monitor
      • Removal of Monitor
      • Installation of Monitor
    • Removal and Installation of Rear View Camera
      • Removal of Rear View Camera
      • Installation of Rear View Camera
    • Removal and Installation of Side Camera (Right)
      • Removal of Side Camera (Right)
      • Installation of Side Camera (Right)
    • Removal and Installation of Side Camera (Left)
      • Removal of Side Camera (Left)
      • Installation of Side Camera (Left)
    • Removal and Installation of Ambient light
      • Removal of Ambient Light
      • Installation of Ambient Light
    • Removal and Installation of WAVES Controller
      • Removal of WAVES Controller
      • Installation of WAVES Controller
    • How to Set WAVES
    • Air Conditioner Overall Diagram
      • Frame
      • Cab
      • Equipment Layout Diagram
      • Circuit Diagram
      • Explanation of Functions
      • Actuator Inspection
      • Self-diagnosis Function with Panel Display
      • Part Function and Good/Poor Judgment
    • Assembly and Disassembly of Unit
      • Removal of Blower Unit
      • Replacement of Blower Motor
      • Replacement of Blower Amp
      • Removal of Heater Core
      • Removal of Switchover BOX
      • Replacement of Evaporator and Expansion Valve
      • Installation of Evaporator Sensor
      • Replacement of Motor Actuator
    • Removal and Installation of Compressor
      • Removal of Compressor
      • Installation of Compressor
    • Removal and Installation of Condenser
      • Removal of Condenser
      • Installation of Condenser
    • Removal and Installation of Receiver Dryer
      • Removal of Receiver Dryer
      • Installation of Receiver Dryer
    • Work Precautions
      • Work Procedures
      • Filling Procedures
  • V. ATTACHMENTS
    • Main Equipment Table
      • Backhoe Attachment
    • Maintenance Standards
      • Attachment (Backhoe)
      • Dozer Blade
    • Removal and Installation of Bucket Cylinder
      • Removal of Bucket Cylinder
      • Installation of Bucket Cylinder
    • Removal and Installation of Arm Cylinder
      • Removal of Arm Cylinder
      • Installation of Arm Cylinder
    • Removal and Installation of Boom Cylinder
      • Removal of Boom Cylinder
      • Installation of Boom Cylinder
    • Removal and Installation of Blade Cylinder
      • Removal of Blade Cylinder
      • Installation of Blade Cylinder
    • Procedures for Operation/Assembly and Disassembly of Hydraulic Cylinder
      • Specifications and Structure Diagram (including the assembly diagram and parts table)
      • Handling Precautions
      • Maintenance Inspection and Service
      • Trouble Diagnostics
      • Storage Standards
      • Assembly and Disassembly Procedures
      • Structural Diagram (made by KYB)
    • HBCV
      • structure
      • Function
      • operation explanation
    • Port Diagram
      • HBCV
    • Air Bleed Procedure
      • HBCV
    • Removal and Installation of HBCV
    • Removal and Installation of Arm HBCV
      • Removal of arm HBCV
      • Installation of Arm HBCV
    • Removal and Installation of Boom HBCV
      • Removal of Boom HBCV
      • Installation of boom HBCV
    • Removal and Installation of Bucket
      • Removal of Bucket
      • Installation of Bucket
    • Removal and Installation of Bucket Link
      • Removal of Bucket Link
      • Installation of Bucket Link
    • Removal and Installation of Arm
      • Removal of Arm
      • Installation of Arm
    • Removal and Installation of Boom
      • Removal of Boom
      • Installation of Boom
    • Removal and Installation of Blade
      • Removal of Blade
      • Blade Installation
  • Z. OTHER
    • Change from Type 6
      • Overall Layout
      • Engine
      • Hydraulic-related Data
      • Oil Pressure Control
      • Cab, House
      • Electrical Data
      • Electric Control
    • Specifications (145X4) (LC Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Specifications (145X4) (Blade Specifications)
      • ENGINE
      • HYDRAULIC SYSTEM
      • HYDRAULIC CONTROLS
      • ELECTRICAL SYSTEM
      • OPERATOR ENVIRONMENT
      • UNDERCARRIAGE
      • DOZER BLADE
      • MASS
      • DIGGING FORCE (with 0.5 m3 Sumitomo Bucket) (ISO 6015)
      • DIMENSIONS
      • WORKING RANGES
      • SYSTEM FLUID CAPACITIES AND SPECIFICATIONS
    • Arm Dimensions
      • Standard Arm [2.50 m (8.2021 ft.)]
      • Short Arm [2.11 m (6.9226 ft.)]
      • Long Arm [3.01 m (9.8753 ft.)]
    • Main Unit Weight
      • Divided Weight (LC Specifications)
      • Divided Weight (Blade Specifications)
      • Stand Alone Part Weight
      • Stand Alone Part Weight
      • Shoe Weight (per Side) (LC Specifications)
      • Shoe Weight (per Side) (Blade Specifications)
      • Arm Weight
    • Bolt Size and Torque Table
      • Special Torque Setting
    • Overall View
      • 145X4 (LC Specifications) (Grouser Shoe)
      • 145X4 (LC Specifications) (Link Chain)
      • 145X4 (Blade Specifications) (Grouser Shoe)
      • 145X4 (Blade Specifications) (Link Chain)
    • WORK RANGE DIAGRAM
      • 145X4 (LC Specifications)
      • 145X4 (Blade Specifications)
    • New Machine Performance Judgment Table
      • Table of Standards
      • Measurement Method
    • FLUIDS AND LUBRICANTS
      • HYDRAULIC FLUID
      • Engine Oil
      • Fuel
      • Conditions applicable to diesel fuel
      • Recommended conditions applicable to diesel fuels
    • Main-Unit-related Diagnostic Trouble Code List
    • Main Unit-side Trouble
      • Diagnostic Trouble Code: 7000 Pressure Sensor P1 Abnormality
      • Diagnostic Trouble Code: 7001 Pressure Sensor P2 Abnormality
      • Diagnostic Trouble Code: 7002 Pressure Sensor N1 Abnormality
      • Diagnostic Trouble Code: 7003 Pressure Sensor N2 Abnormality
      • Diagnostic Trouble Code: 7004 Pressure sensor Boom Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7007 Pressure Sensor Arm Cylinder Rod Abnormality
      • Diagnostic Trouble Code: 7021 Pressure sensor swing pilot abnormality
      • Diagnostic Trouble Code: 7023 Pressure sensor arm-in pilot abnormality
      • Diagnostic Trouble Code: 7040 Level Sensor Fuel Abnormality
      • Diagnostic Trouble Code: 7041 Temperature sensor hydraulic oil abnormality
      • Diagnostic Trouble Code: 7065 Pressure sensor boom-up pilot abnormality
      • Diagnostic Trouble Code: 7067 Pressure sensor bucket-close pilot abnormality
      • Diagnostic Trouble Code: 7068 Pressure sensor boom-down pilot abnormality
      • Diagnostic Trouble Code: 7069 Pressure sensor arm-out pilot abnormality
      • Diagnostic Trouble Code: 7070 Pressure sensor bucket-open pilot abnormality
      • Diagnostic Trouble Code: 7071 Pressure Sensor Travel Right Pilot Abnormality
      • Diagnostic Trouble Code: 7072 Pressure Sensor Travel Left Pilot Abnormality
      • Diagnostic Trouble Code: 7074 Pressure Sensor 1st Option Pilot (Common/Front Press) Abnormality
      • Diagnostic Trouble Code: 7075 Pressure Sensor Arm Cylinder Bottom Abnormality
      • Diagnostic Trouble Code: 7078 Pressure Sensor 1st Option Pilot (Back Press) Abnormality
      • Diagnostic Trouble Code: 7200 Swing Brake Solenoid Abnormality
      • Diagnostic Trouble Code: 7201 Travel 2nd Speed Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7202 Pressure Boost Solenoid Abnormality
      • Diagnostic Trouble Code: 7203 Travel Alarm Buzzer Abnormality
      • Diagnostic Trouble Code: 7206 Option Return Line Switchover Solenoid Abnormality
      • Diagnostic Trouble Code: 7207 Free Swing Solenoid Abnormality
      • Diagnostic Trouble Code: 7213 Quick Coupler Buzzer Abnormality
      • Diagnostic Trouble Code: 7214 Quick Coupler Solenoid Abnormality
      • Diagnostic Trouble Code: 7247 Boom-2 Down Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7249 Bucket-close Pilot Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7250 Option Relief Pressure Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7265 Arm 1 Semi-Parallel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7270 Tilting 1 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7271 Tilting 2 Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7273 Straight Travel Proportional Valve Abnormality
      • Diagnostic Trouble Code: 7400 Coolant Temperature Overheating 1
      • Diagnostic Trouble Code: 7401 Coolant Temperature Overheating 2
      • Diagnostic Trouble Code: 7404 Oil Temperature Overheating
      • Diagnostic Trouble Code: 7405 Boost Temperature Overheating 1
      • Diagnostic Trouble Code: 7406 Boost Temperature Overheating 2
      • Diagnostic Trouble Code: 7420 Alternator Power Generation Defect
      • Diagnostic Trouble Code: 7421 Decrease in Coolant Level
      • Diagnostic Trouble Code: 7422 Decrease in Engine Oil Pressure
      • Diagnostic Trouble Code: 7423 Air Cleaner Clogging
      • Diagnostic Trouble Code: 7424 Return Filter Clogging
      • Diagnostic Trouble Code: 7426 Fuel Filter Clogging 1
      • Diagnostic Trouble Code: 7427 Fuel Filter Clogging 2
      • Diagnostic Trouble Code: 7428 Inducement (Remaining Urea Level Low) โ€“ Warning
      • Diagnostic Trouble Code: 7429 Inducement (Remaining Urea Level Low) โ€“ Early
      • Diagnostic Trouble Code: 7430 Inducement (Remaining Urea Level Low) โ€“ Final
      • Diagnostic Trouble Code: 7602: ECM Communication Abnormality
      • Diagnostic Trouble Code: 7605 ECM Not Matched
      • Diagnostic Trouble Code: 7606 EEPROM Abnormality
      • Diagnostic Trouble Code: 7608 Camera Abnormality
      • Diagnostic Trouble Code: 7612 Air Conditioner Communication Abnormality
      • Diagnostic Trouble Code: 7613 Monitor communication (CAN) abnormality
      • Diagnostic Trouble Code: 7618 DCU Communication Abnormality
    • List of special tools
      • NUMERICAL VALUE CONVERSION TABLE
      • A
      • C
      • H
      • J
      • R
      • V
    • Paint Colors
    • Abbreviation
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