Foreword
1
WA04-4880E
Foreword
This service manual describes the composition of the Model GR-300EX-3 rough terrain crane, its adjustment
methods and hydraulic and electric circuit diagrams.
This service manual applies to the cranes with the specification numbers given below. Check the specification
number on the nameplate of your crane.
Read the separate operation and maintenance manual and the parts catalog for repair and maintenance of the
crane in conjunction with this manual. If the parts needs to be replaced, check the disassemble units and sales
units in the parts catalog before replacing them.
1. Applicable spec. and serial number
Spec. No.
Applicable serial number
GR-300E-3-00102
561896--
Separate service manual
Separate Service Manual
Publication No.
1
General Cautions
WA01-0121E
2
Automatic Moment Limiter (AML-C)
to be published
3
Data Transmitter (DCU2 and VCU)
to be published
4
Torque Converter (EXEDY)
to be published
Transmission (EXEDY)
5
Driving Axle (ASANO)
to be published
Please note that, for product improvement, some changes which are not
covered in this manual may have been incorporated in the machine.
And please note that this manual may cover the functions and equipment
which are not equipped with your machine.
Please check your actual machine for repair and maintenance.
Summary of Contents for GR-300EX-3
Page 1: ......
Page 8: ...7 WA04 4880E 6 Group index System Diagrams Data Adjustment and Checks Y Z Y Z...
Page 27: ...14 WY02 1792E Y 2 Y 2 Adjusting Pressure Hydraulic Pressure...
Page 98: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 27 WZ07 3762E 7 Gauge 3 343 450 35500...
Page 99: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 28 WZ07 3762E 8 Pilot 0 343 458 63000...
