R55W-7 Service Manual

WHEEL EXCAVATOR R55W-7

FOREWORD
CONTENTS
	SECTION 1
		GENERAL
		Group 1	Safety Hints
		Group 2	Specifications
	SECTION 2
		STRUCTURE AND FUNCTION
		Group 1	Pump Device
		Group 2	Main Control Valve
		Group 3	Swing Device
		Group 4	Travel Motor
		Group 5	RCV Lever
		Group 6	RCV Pedal
		Group 7	Brake Pedal(Valve)
		Group 8	Gear box
		Group 9	Steering Valve
		Group 10	Axle
	SECTION 3
		HYDRAULIC SYSTEM
		Group 1	Hydraulic Circuit
		Group 2	Main Circuit
		Group 3	Pilot Circuit
		Group 4	Single Operation
		Group 5	Combined Operation
	SECTION 4
		ELECTRICAL SYSTEM
		Group 1	Component Location
		Group 2	Monitoring System
		Group 3	Electrical Circuit
		Group 4	Electrical Component Specification
		Group 5	Connectors
	SECTION 5
		TROUBLESHOOTING
		Group 1	Before Troubleshooting
		Group 2	Hydraulic and Mechanical System
		Group 3	Electrical System
	SECTION 6
		MAINTENANCE STANDARD
		Group 1	Operating Performance Test
		Group 2	Major Components
	SECTION 7
		DISASSEMBLY AND ASSEMBLY
		Group 1	Precaution
		Group 2	Tightening Torque
		Group 3	Pump Device
		Group 4	Main Control Valve
		Group 5	Swing Device
		Group 6	Travel Device
		Group 7	Gear box
		Group 8	Steering Valve
		Group 9	Front Axle
		Group 10	Rear Axle
		Group 11	RCV Lever
		Group 12	Turning joint
		Group 13	Boom, Arm, Bucket Cylinder
		Group 14	Work Equipment
	SECTION 8
		COMPONENT MOUNTING TORQUE
		Group 1	Introduction Guide
		Group 2	Engine System
		Group 3	Electric System
		Group 4	Hydraulic System
		Group 5	Undercarriage
		Group 6	Structure
		Group 7	Work Equipment
	APPENDIX
		ENGINE SERVICE MANUAL
		INJECTION PUMP SERVICE MANUAL