Download Tadano Crane GR-300EX-3 Operation Manual PDF ( English )

Tadano Crane GR-300EX-3 Operation Manual PDF is a comprehensive technical and safety guide designed for operators, maintenance personnel, and service engineers. The manual provides detailed instructions for crane setup, safe operation, traveling procedures, pre-operation inspections, maintenance schedules, and troubleshooting methods. It covers boom telescoping, outrigger deployment, hydraulic systems, winch operations, load chart interpretation, and AML-C (Automatic Moment Limiter) safety functions. Ideal for training and field use, it helps maximize safety, productivity, and equipment reliability. The GR-300EX-3 rough terrain crane features a 30-ton lifting capacity, a 9.7 m–31.0 m telescopic boom, a 7.2 m/12.8 m jib, and a maximum lifting height of 44.0 m. www.themanualsgroup.com

MODEL COVERED :
GR-300EX-3

CONTENTS INCLUDED:
Introduction
Warranty
In Event of Failure
Using Crane Out of Country of Purchase
(Including Satellite/Mobile Communication
Terminal)
For Safety
Contents
Name of Each Part
Contents with Illustrations
Traveling System
Crane Control System
Other Controls
Safety Precaution
Precautions before Starting Engine
Precautions for Traveling on Roads
Precautions during Operation
Warning Labels
Label Location and Content of Warnings
TRAVELING
Before Traveling
Check of Traveling Configuration
Status of Traveling Controls
Inspection before Traveling
Entering Cab
Opening/Closing Door
Opening/Closing Window
Adjustment of Seat
(For serial No.542230 or later)
Adjustment of Seat (For up to serial No.542229)
Adjustment of Steering Wheel
Adjustment of Mirrors
Stowing Control Levers
Sunshade
Fastening/Unfastening Seat Belt (Option)
Reading Instrument Panel
Meters and gauges
Warning lamp
Error Codes Shown on Hour Meter
Starting and Stopping Engine
Starter switch
Idling Adjuster Knob
How to Start Engine
How to Stop Engine
Transmission Operation
Positions and Functions of Shift Lever
Shift Lever Operation
Brake Operation
Foot Brake Operation
Parking Brake Operation
Operating Exhaust Brake
Steering Operation
Selecting Steering Mode
Drive Mode Selection
Drive Mode Selection
Differential Lock Operation
Activate/deactivate Differential Lock
Lighting Switch and Other Switches
Lighting Switch
Turn Signal Lever
Hazard Lamp Switch
Horn Switch
Wiper
Accessories in Cab
Fuel Consumption Monitor
Air Conditioner
Cab Lamp
Cigarette Lighter
Outside Cab Accessories
Steps
Handling Tires
Tire Air Pressure
Operation in Cold Season
Winterization
OPERATION
Terminology
Anchor Points for Safety Belt
Location of Anchor Points
Before Crane Operation
Pre-operational Inspection
Preparing for Crane Operation
How to Read Performance Data Plates
Working Range Chart
Rated Lifting Capacity Table
Reduction of Rated Lifting Capacity
Automatic Moment Limiter (AML)
How to Read Indication
Selecting Display
Crane Status Indicator
Registration of Operating Status and AML Function
Check
Alarm and Recovery Operation
Other Functions
Action against AML System Errors
Other Safety Devices
Anti-two-block Device
AML External Warning Lamps (2 colors)
AML External Warning Lamps (3 colors)
Emergency Stop Switch
Beacon Lamp (Option)
Over-unwinding Cutout Function (Option)
Anemometer (Option)
PTO
PTO “ON” Operation
PTO “OFF” Operation
Outriggers
Inside Cab
Extension Width of Outriggers and Appearance of
Marks on Side of Outrigger Beam
Outrigger Set-up
Extending Outriggers
Horizontal Set-up
Stowing Outriggers
Control Lever Adjustment
Control Lever Adjustment
Hoisting
Hoisting Up/Down
Drum indicator
Boom Telescoping Operation
Boom Telescoping Operation
Elevating Boom
Slewing Boom
Slewing Free/Lock Selector Switch
Automatic Slewing Stop Function
On-rubber Operation
On-rubber Stationary Operation
On-rubber Creep Operation
Taking Out and Stowing Hook Block
Taking Out the Main Hook Block
Stowing Main Hook Block
Reeving Wire Rope
Standard number of parts of line
Reeving Procedure
Pulling Out and Stowing Auxiliary Wire Rope
Auxiliary hook block with safety latch lock function
(for serial No. 541710 or later)
Single top
Mounting Single Top
Stowing Single Top
Jib
Registering Jib Mounting/dismounting Status
Jib Lift
Outline of Jib Mounting
Mounting of Jib
Changing Jib Offset Angle
Changing Jib Length
Outline of Jib Stowing
Stowing Jib
Dismounting Jib
Mounting Removed Jib
Flood Lamp Switch
Roof Washer Switch
Roof Wiper Switch
ECO Mode Switch
Fire Extinguisher (Option)
Monitor (option)
Winch Drum Monitoring Mirror
Boom Head Mirror (Option)
Boom Top Flood Lamp (Option)
INSPECTION AND MAINTENANCE
Precautions for Inspection and Maintenance
Inspection and Maintenance
About Inspection and Maintenance
Under Severe Use (Severe Condition)
Conditions of Severe Use
Periodic Replacement Part
Inspection and Maintenance Interval (Carrier)
Inspection and Maintenance Interval (Crane)
Inspection before Traveling
Irregularities detected on the previous day or
operation

www.themanualsgroup.com
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