Contents

Introduction

Serial number and engine serial number

Summary

• How to use this manual
• List of appendix overhaul manuals
• Precautions on inspection and servicing
• Safety parts for periodic replacement
• Inspection and servicing table
• Lubrication
• Tightening torque table
• Judgement of the time for servicing

Specifications

• External views
• General data
• Working range
• Dimensions and weight

Layout and circuit diagram of equipment

• Part names
• Hydraulic circuit diagram
• Electrical circuit diagram

Engine unit

• Engine-related equipment
• Engine control
• Data file

Hydraulic pump equipment

• Main mechanism
• Hydraulic pump equipment
• Measurement and adjustment of the pressure of pressurised oil
• Equipment related to the hydraulic
• Data file

Control equipment

• Control equipment
• Equipment related to control devices
• Changing procedure for control lever configuration

Front attachment

• Front attachment
• Removal and mounting of the front attachment
• Data file

Superstructure

• Swing equipment
• Removal and mounting of swing equipment
• Removal and mounting of equipment in the superstructure
• Data file

Lower structure

• Lower structure-related equipment
• Travel equipment
• Data file

Electrical equipment

• Layout of electrical equipment
• Heater
• Air conditioner
• Battery handling
• Bulb replacement
• Fuse replacement
• High current fuse replacement
• Inspection and replacement of the wiper blade
• Data file