Download Volvo Wheel Loader BM L50B Service and Repair Manual PDF (English)

Get the ultimate resource for keeping your heavy equipment running at peak performance with the Volvo Wheel Loader BM L50B Service and Repair Manual PDF.
This comprehensive digital manual is designed for professional mechanics and DIY operators alike. It provides step-by-step instructions, detailed schematics, torque specs, hydraulic systems breakdowns, and troubleshooting procedures for the Volvo BM L50B loader. Instantly download this essential workshop guide to reduce downtime, handle complex engine and transmission overhauls with confidence, and ensure safe, accurate repairs every single time. www.themanualsgroup.com
 
MODEL COVERED :
Volvo BM L50B Wheel Loader

CONTENTS INCLUDED : 
List of Files:
Volvo BM L50B Service and Repair Manual.pdf (5159 Pages)
Volvo BM L50B Diagrams
Code key for diodes.pdf
Codes used in wiring diagrams.pdf
Explanations to wiring diagrams Figure 1.pdf
Explanations to wiring diagrams Figure 2.pdf
Explanations to wiring diagrams.pdf
Hydraulic diagram, brake system.pdf
Hydraulic diagrams, steering system.pdf
Hydraulic diagrams.pdf
List of circuits.pdf
Wiring diagram, circuit 1-1 – 1-10.pdf
Wiring diagram, circuit 10-1 – 10-7.pdf
Wiring diagram, circuit 11-1 – 11-8.pdf
Wiring diagram, circuit 12-1 – 12-8.pdf
Wiring diagram, circuit 13-1 – 13-10.pdf
Wiring diagram, circuit 13B-1 – 13B-10.pdf
Wiring diagram, circuit 13C-1 – 13C-10.pdf
Wiring diagram, circuit 14-1 – 14-10.pdf
Wiring diagram, circuit 14B-1 – 14B-10.pdf
Wiring diagram, circuit 14C-1 – 14C-10.pdf
Wiring diagram, circuit 15-1 – 15-8.pdf
Wiring diagram, circuit 15B-1 – 15B-8.pdf
Wiring diagram, circuit 15C-1 – 15C-8.pdf
Wiring diagram, circuit 16-1 – 16-9.pdf
Wiring diagram, circuit 17-1 – 17-9.pdf
Wiring diagram, circuit 18-1 – 18-8.pdf
Wiring diagram, circuit 19-1 – 19-9.pdf
Wiring diagram, circuit 1B-1 – 1B-10.pdf
Wiring diagram, circuit 1C-1 – 1C-10.pdf
Wiring diagram, circuit 2-1 – 2-10.pdf
Wiring diagram, circuit 20B-1 – 20B-8.pdf
Wiring diagram, circuit 20C-1 – 20C-8.pdf
Wiring diagram, circuit 2B-1 – 2B-10.pdf
Wiring diagram, circuit 2D-1 – 2D-5 Figure 1.pdf
Wiring diagram, circuit 2D-1 – 2D-5.pdf
Wiring diagram, circuit 3-1 – 3-10.pdf
Wiring diagram, circuit 3B-1 – 3B-10.pdf
Wiring diagram, circuit 3C-1 – 3C-10.pdf
Wiring diagram, circuit 4-1 – 4-4.pdf
Wiring diagram, circuit 5-1 – 5-7.pdf
Wiring diagram, circuit 5D-1 – 5D-10 Figure 1.pdf
Wiring diagram, circuit 5D-1 – 5D-10.pdf
Wiring diagram, circuit 6-1 – 6-9.pdf
Wiring diagram, circuit 7B-1 – 7B-7.pdf
Wiring diagram, circuit 7C-1 – 7C-7.pdf
Wiring diagram, circuit 8-1 – 8-9.pdf
Wiring diagram, circuit 9-1 – 9-10.pdf
Volvo BM L50B Service and Repair Manual.pdf (5159 Pages)
1 Volvo L50B
2 Volvo L50B
3 Volvo L50C
3rd function, flow control
4th hydraulic function, description
4th hydraulic function, wiring diagram
5th 6th hydraulic functions and attachment
5th 6th hydraulic functions, basic adjustment of speed flow
5th 6th hydraulic functions, description
5th 6th hydraulic functions, draining the quick-action couplings
5th 6th hydraulic functions, electrical functions.
5th 6th hydraulic functions, monitoring function, checking
5th 6th hydraulic functions, wiring diagram
5th6th hydraulic functions, adjusting speed flow
AC compressor, fill with oil
AC SAFETY, description of function
Accumulator, Boom Suspension System,
Action for reducing risk of fire
Action to be taken in case of abnormal lubricating oil consumption
Adjusting axial clearance on loader unit
Air cleaner, specifications
Air-suspended operator seat, ISRI
Amendments in Service Manual Engine, D10B; Drive Axle, AWB 40B and Drive Axle, AWB 41 AWB 50
Attachment hydraulics GP, description
Attachment hydraulics GP, wiring diagram
Attachment locking
Automatic greasing systems of foreign manufacture
Automatic transmission lubricants
Axle suspension, checking axial and radial clearance
Axle, installing
Axle, removing
Battery and alternator test procedure
Battery, charging
Biodegradable hydraulic fluids
Boom Suspension System, description
Boom Suspension System, hydraulic diagram
Boom Suspension System, safety valve, checking, adjusting
Boom Suspension System, wiring diagram
Brake discs, checking wear (with built-in wear indicator)
Brake discs, checking wear (without built-in wear indicator)
Brake discs, replacing
Brake system, checking and adjusting pressure in circuit
Brakes
Capacities and weights1
Capacities and weights2
Care track
Change in tightening torque, AWB10
Checking speed with multimeter
Cleaning of the machine
Cleanliness when working on hydraulic systems
Clutch shaft, high-gear
Clutch shaft, low-gear
Code key for diodes
Codes used in wiring diagrams
Coding ECU (Electronic Control Unit)
Cold-starting control, specifications
Control unit BCU
Control unit ECU
Control valve, description
DEF AdBlue AUS32 sampling, method
Description of function
Description
Description1
Description2
Description3
Description4
Description5
Description6
Description7
Detecting leaks with inspection lamp
Diesel test standards
Differential carrier assembly, front axle
Discontinued recommendation for usage of anti-corrosion agent in cooling system
E 1664 Lifting tool
E 1666 Spanner
E1752 Lifting yoke
ECU, functional check
Electric welding
Electrical distribution box
Electrical system, description of function
Engine, fitting
Engine, removing
Engine
E-tools
Explanations of wiring diagrams,
Feed pump, checking feed pressure TD40KAE
Fender
Flow control for 3rd hydraulic function
Fluid levels
Foot brake valve (removed), reconditioning
Foot brake valve, description of function
Fork arms, information warranty matters, altered procedures
Frame joint bearing, lower, sectional view
Frame joint bearing, upper, sectional view
Frame joint, replacing bearings
Fuel sampling, method
Fuel system, air bleeding TD40 KAE, TD40 GFE
Fuel system, air bleeding TD40GA
Fuel tank and combined tank unit, changing
Fuel tank, specifications
Functional check
Gearbox, checking oil pressure
Gearbox, installing
Gearbox, removing
Gearbox, sectional view
General description
General description1
GRD G700B LabourTimeGuide Old version
G700B Labour Time Guide Foreword.pdf
Foreword, Labour Time Guide
The standard times are issued for the purpose of:
The following is not included in the listed times:
Greasing of hydraulic pump drive shaft
Headlights, adjusting
Hip belt
Hip belt1
Hydraulic diagram basic machine, 3rd 4th,
Hydraulic diagram basic machine, 3rd 4th,1
Hydraulic diagram, basic machine
Hydraulic diagram, brake system
Hydraulic diagram, lever steering CDC Basic Machine
Hydraulic diagram, steering system Basic Machine
Hydraulic oil pump, removing and fitting
Hydraulic pump, description
Hydraulic system
Hydrostatic pump, removing and fitting
Hydrostatic system, checking oil pressure
Hydrostatic system, neutral position
Improved securement for cab filter primary filter
Injection pump, fitting and adjusting injection timing, TD40KAE
Injection pump, fitting, TD40GFE
Injection pump, removing TD40GFE
Injection pump, removing, TD40KAE
Injection pump, specifications
Injection timing adjustment at low engine temp., TD40GFE
Injection timing, checking and adjusting, TD40GA
Injection timing, checking and adjusting, TD40KAE
Injectors and delivery pipes, specifications
Installation kit for operators seat
Installation kit for operators seat1
Instructions for crack in lifting frame
Instructions for shielded metal arc welding
Instruments and controls
Intercooler, specifications
Kit for fitting the radio
Lifting arm, replacing bearings A
Lifting cylinder, replacing
Lifting cylinder, sectional view
Lifting frame, replacing bearings B
Limp-Home operation, by-passing control units
List of circuits
Lock cylinder for attachment bracket
Low and high idling speed, checking and adjusting
Menu overview, service display unit
Monitored functions ECU
New TechTool VCADS Pro interface
New warranty routines for Bosch diesel equipment
Non – VCE buckets and attachments
Obligatory measures when repairing the hydrostatic system
Oil analyses
Oil sampling, method
Oils for Volvos wheel loaders equipped with AWB axles (Axle Wet Brakes)
Other electrical functions controlled by the control unit, ECU
Paper sintered type brake disc and mechanical wear indicator
Parking brake, adjusting
Planetary gear
Plugs and restrictors in control valve
Portable refillable O-ring kits
Power transmission
Pressure drop in hydrostatic circuit
Product identification plates
Production development list for Volvo BM transmissions
Protecting grating
Quality of illustrations in technical reports
Raising and supporting machines (up to and including the E models)
Rear axle suspension
Recommendations for Oil Sampling Intervals
Recommendations special tools
Recovering reclaiming refrigerant R134a using recovery unit FRS-10 GS
Reinforcing lifting frame B-arm attachment (service solution)
Repair instructions for attachments
Repairing hydraulic system
Replacing brake discs
Replacing operator seat shock absorber
Reporting of product misuse & near-miss report
Reports
Retardation, functional check
RM Compaction ABG Time Guide Old
Foreword
Drum
Hydraulic
Electrical
Engine
Structural
Drive system
Water
RM Compaction Time guide old version
Drum
Hydraulic
Electrical
Engine
Structural
Drive system
Water
RM Paving Systems ABG Time Guide Old
Foreword
Screeds
Hydraulics
Structural
Engine
Drive system
Electrical
Rotating beacon
Seals
Secondary steering Introduction of non-return valve
Service display unit
Service solution for loader unit, improved D-pin locking
Servo pressure, checking and adjusting
Servo valve, description
Servo valve, single control lever
Shock valve, lifting function, checking and adjusting
Shock valve, tilting function, checking and adjusting
Software in E-ECU for engines supplied as spare part
Special instructions when working on the electrical system
Special tool catalog
General
Index
Hooks
1. Enviroment and Safety equipment
2. Measuring equipment
3. Tightening and Loosening tools
4. Lifting equipment
5. Pullers and Pressing equipment
6. Drifts
7. Guide pins and Guide sleeves
8. Pliers
9. Fixtures
10. Tech Tool
11. Spare parts
Specifications, coolant pump and thermostat
Specifications
Specifications1
Specifications2
Specifications3
Specifications4
Specifications5
Specifications6
Specifications7
Specifications8
Specifications9
Specifications10
Standard tightening torques1
Standard tightening torques2
Stand-by pressure, checking and adjusting
Steering cylinder, reconditioning
Steering cylinder, replacing
Steering cylinder, sectional view
Steering pressure and stand-by pressure, checking and adjusting
Steering valve, description
Steering valve, reconditioning
Steering
T link, upper, removed, replacing bearings HIJ
Tightening torques2
Tightening torques3
Tilting and lifting cylinders
Tilting arm, replacing bearings GDF
Tilting cylinder, replacing
Tilting cylinder, sectional view
Time Guide Currrent generation
Time Guide Old generation
Time Guide Previous generation
Time Guide
T-link, lower, removed, replacing bearings GH
Tool box
Towing
Transporting a wheel loader on another vehicle
Turbocharger, specifications
Tyres, various types
Units connected to control unit BCU1
Units connected to control unit ECU2
Valve adjustment
Valves, adjusting
Ventilation servo casing
Volvo Product incident accident report & Interview Form
Water separator improvement
Windshield washer
Wiring diag. 22D. 4th hydr. fctn., 4th hydr. fctn., actvt. thru. brake press. chg. attachm. locking brake press. chrg. and attachm. lock
Wiring diagram 1. Main diagram BCU
Wiring diagram 1B. Main diagram ECU
Wiring diagram 1C. Main diagram Limp-Home operation ECU
Wiring diagram 2. BCU
Wiring diagram 2B. ECU
Wiring diagram 2D. Intermittent wiper BCU
Wiring diagram 3. Gear shifting BCU
Wiring diagram 3B. Gear shifting ECU
Wiring diagram 3C. Limp-Home opn. ECU
Wiring diagram 4. Gear shift solenoids ECU
Wiring diagram 5. Engine TD40GA, TD40GFE
Wiring diagram 5D. Engine TD40KAE
Wiring diagram 5D. Preheating engine TD40KAE. W.e.fr. serial number 11233
Wiring diagram 6. Hydraulics
Wiring diagram 6B. Single lever ctrl. w. boom kick-out and bucket pos., floating position. flow via 3rd hydr function
Wiring diagram 7B. Secondary steering ECU
Wiring diagram 7C. Secondary steering with ECU by-passed
Wiring diagram 8. Pressure draining, brake pressure charging,
Wiring diagram 8D. Brake pressure charging, attachment locking
Wiring diagram 9. Travel lights
Wiring diagram 10. Working lights, rotating warning beacon
Wiring diagram 11. Stop lights, direction indicators, hazard flashers
Wiring diagram 12. Radio, heated seat
Wiring diagram 13. Instruments, sensors BCU
Wiring diagram 13B. Instr, sensors ECU
Wiring diagram 13C. Instruments, sensors ECU during Limp-Home operation
Wiring diagram 14. Instr., alternator BCU
Wiring diagram 14B. Instr., alternator ECU
Wiring diagram 14C. Instruments, alternator ECU during Limp-Home operation
Wiring diagram 15. Dual control Forward Reverse BCU
Wiring diagram 15B. Dual control Forward Reverse ECU
Wiring diagram 15C. Dual control Forward Reverse during Limp-Home operation ECU
Wiring diagram 15D. Single lever control
Wiring diagram 16. Air conditioning (AC)
Wiring diagram 17. Service display unit
Wiring diagram 18. Boom Susp. System (BSS)
Wiring diagram 19. Mechanical parking brake with Rider truck safety norm
Wiring diagram 19D. Hydraulic parking brake
Wiring diagram 20B. Lever steering (CDC) w. adjust. ramp gen. Up to and incl. sn 10631
Wiring diagram 20B. Lever steering (CDC) w. non-adjust ramp gen. W.e.fr. sn 10632
Wiring diagram 21. 4th hydraulic function, activation
Wiring diagram 21D. 4th hydraulic function, activation
Wiring diagram 22. 4th hydraulic function,
Wiring diagram 23. 3rd hydraulic function
Wiring diagram 25. 5th and 6th hydr. function
Wiring diagram 26. Automatic greasing
Wiring diagram 27. Automatic greasing with grease
Wiring diagram 28. Mechanical and hydraulic
Wiring diagram 28B. Mechanical and hydraulic parking brake with ECU
Work light
Work light1
Working hydraulics, description
Working pressure, checking and adjusting
L50B C PART 2.pdf
3 Hyd FUNCTION
4 hyd
A few simple rules for batteries
A few simple rules of safety
A few simple rules when inflating tyres
A few simple rules when servicing
AC compressor, fill with oil
AC Description
AC SAFETY, description of function
AC
Accumulator, precharging pressure checking, adjusting
Action for reducing risk of fire
Action to be taken in case of abnormal lubricating oil consumption
Adjusting axial clearance on loader unit
Air conditioning AC, basic principles
Air conditioning unit, components
Air conditioning unit, general
Air conditioning with refrigerant R134a
air conditioning
Air-suspended operator seat, ISRI
Alpha adjuster for injection angle, engine TD40 GFE
Altered interval for checking valve clearance
Altered speed when measuring stall pressure
Alternative lubricants for axles with wet brakes
Amendments in Service Manual Engine, D10B; Drive Axle, AWB 40B and Drive Axle, AWB 41 AWB 50
Attachment lock
Automatic greasing systems of foreign manufacture
Automatic transmission lubricants
Battery and alternator test procedure
Biodegradable hydraulic fluids
Bolts for flywheel housing
Boom suspension system
Brake discs, changing (on both sides of the axle)
Brake discs, checking wear
Brake pedal
Brake piston, changing of seals
Brake return spring moved
Brake system, checking and adjusting pressure in circuit
Brake system, checking function
BSS
Cable repair
Care Cab
Care Track
CDC
Central valve, description
Change in tightening torque, AWB10
Charging batteries
Charging of batteries
Checking rotational and travelling speeds with a frequency meter (Hz)
Cleaner
Cleaning of the machine
Cleanliness in hydraulic systems
Clutch shaft, high gear
Clutch shaft, low gear
Code key for diodes
Codes used in wiring diagrams
Coding ECU (Electronic Control Unit)
Control valve, description
Contronic System
Converting R12 to R134a
Cooling Description of function
Danger in connection with polymer materials
Description BRAKES
Description of function 2
Description of function brakes
Description of function
Description
Detecting leaks with inspection lamp
Diesel test standards
Differential, front axle
ECU, functional check
Electric welding
Electrical distribution box in cab
Electrical distribution box
Electrical system, description of function
Emergency operation, electrical
End plate for entry steps
End stop for folded-up CDC-arm rest
Engine heater
E-tools
Exhaust manifold
Explanations to wiring diagrams
Extra tilt stop on HIJ – link
Fenders
Fitting of edge saver on buckets
Flow control for 3rd hydraulic function
Fluid levels
Fork arms, information warranty matters, altered procedures
Frame General Description
Fuel sampling, method
Fuel system, air bleeding (TD40 GA)
Fuel system, air bleeding (TD40 KAE)
General description of the control unit (BCU)
Greasing of hydraulic pump drive shaft
he parking brake
Headlights, adjusting
Hydraulic diagram, brake system
Hydraulic diagrams, hydrostatic drive
Hydraulic diagrams, steering system
Hydraulic diagrams
Hydraulic oil pump, removing and fitting
Hydraulic pump, description
Hydrostatic power transmission
Hydrostatic pump, removing and fitting
Hydrostatic system, checking oil pressure
Improved attachment for camshaft gear
Improved securement for cab filter primary filter
Inductive sensors
Injection timing, checking and adjusting
Installation kit for Air-sprung
Installing exhaust flexible tube
Instructions for crack in lifting frame
Instructions for shielded metal arc welding
Instruments and controls
Introduction of refrigerant R134a
Journalling points in TP – linkage
Kit for fitting the radio
L50C with converted inch function
Lifting cylinder
Limp-Home operation, by-passing V-ECU completed
List of circuits
Lock cylinder for attachment bracket
Low and high idling speed, checking and adjusting
Measures to prevent fire
Modified way of attaching radio CR-502
Monitored functions
Mounting fuel tank on machine
New alternator
New back-up warner unit
New bushings in lifting frame for L50C
New exhaust hose
New linkage in operator seat
New lock pin in fork arm
New position for AC compressor safety value – R 134a
New pressure sensor for brake lights and comfort spring suspension
New relay for engine preheating
New rocker arm for TD40 GA and TD40 KAE engines
New sealing rings for hoses between hydraulic pump and hydraulic motor on L50C
New sealing strips for front and rear windows
New warranty routines for Bosch diesel equipment
Non – VCE buckets and attachments
Non-return valve in fuel tank bleeder
Oil analyses
Oil sampling, method
Oils for Volvos wheel loaders equipped with AWB axles (Axle Wet Brakes)
ONE LEVER CONTROL
Operator���s seat, suspension unit
Operators seat
Other electrical functions (controlled by the control unit)
Paper sintered type brake disc and mechanical wear indicator
Parking brake alarm
Planetary gear
Plugs and restrictors in control valve
Power shift gearbox, checking oil pressure
Power Shift gearbox, HST-75
Pressure drop in hydrostatic circuit
Pressure-reducing valves, safety valve, checking, adjusting
Product Identification Plates
Production development list for Volvo BM transmissions
Protecting Grating
Protective grille, headlamp
Quality of illustrations in technical reports
Radio installation
Raising and supporting machines (up to and including the E models)
Rear axle suspension
Recommendations for Oil Sampling Intervals
Recovering reclaiming refrigerant R134a using recovery unit FRS-10 GS
Refrigerant for air conditioning
Refrigerant in air-conditioning units
Refrigerant, charging
Refrigerant, discharging
Reinforcing lifting frame B-arm attachment (service solution)
Relocated thermostat for AC temperature control
Repair instructions for attachments
Repairing hydraulic system
Repairing hydrostatic system
Repairing hydrostatic unit
Replacement of oil separator
Replacing brake discs
Replacing operator seat shock absorber
Replacing slanting stay for hood brace
Reporting of product misuse & near-miss report
Reports
Rotating warning light
Safety concerns everybody!
Seals
Seat
Secondary steering Introduction of non-return valve
Service position
Service solution for loader unit, improved D-pin locking
Servo pressure, checking and adjusting
Servo valve, function
Servo valve, single control lever
Shear screw with better sealing
Shock valve, lifting function, checking and adjusting
Shock valve, tilting function, checking and adjusting
Software in E-ECU for engines supplied as spare part
Special instructions when working on the electrical system
Stand-by pressure, checking and adjusting
Starting with booster batteries
Steering cylinder
Steering Description
Steering pressure and stand-by pressure, checking and adjusting
Steering valve, description of function
TD40GA or TD40KAE (low-emission engine). Description
Thermostat housing
Thrust washer for camshaft, oversize type
Tightening torque for seat bracket bolts
Tilting and lifting cylinders
Tilting cylinder
Time Guide
Tool box
Towing
Transporting a wheel loader on another vehicle
Tyres, various types
Units (functions) connected to the control unit, ECU
Units connected to the control unit, BCU
Valve adjustment
Ventilation servo casing
Volvo Product incident accident report & Interview Form
Water separator improvement
Wear sleeves for front and rear crankshaft seals
Windscreen washer
windshield waher
Wiring diagram, circuit 1
Wiring diagram, circuit 1-1 1-10
Wiring diagram, circuit 1C1-1C10
Wiring diagram, circuit 2B1 2B 10
Wiring diagram, circuit 2D1 2D5
Wiring diagram, circuit 3B
Wiring diagram, circuit 3C
Wiring diagram, circuit 4
Wiring diagram, circuit 5
Wiring diagram, circuit 5D
Wiring diagram, circuit 6
Wiring diagram, circuit 7B
Wiring diagram, circuit 7C
Wiring diagram, circuit 8
Wiring diagram, circuit 9
Wiring diagram, circuit 10
Wiring diagram, circuit 11
Wiring diagram, circuit 12
Wiring diagram, circuit 13
Wiring diagram, circuit 13B
Wiring diagram, circuit 13C
Wiring diagram, circuit 14
Wiring diagram, circuit 14B
Wiring diagram, circuit 14C
Wiring diagram, circuit 15
Wiring diagram, circuit 15B
Wiring diagram, circuit 15C
Wiring diagram, circuit 16
Wiring diagram, circuit 17
Wiring diagram, circuit 18
Wiring diagram, circuit 19
Wiring diagram, circuit 20B
Wiring diagram, circuit 20C
Wiring diagram, circuit 21 210
Wiring diagram, circuit 31 310
Wiring loudspeakers to radio DP-550
Working hydraulics, description
Working light, front
Working lights cab, rear
Working pressure, checking and adjusting

www.themanualsgroup.com
Download Information 📩 : The PDF manual will be emailed to you after your order has been processed by our sales team.