Description
Hitachi EX1900-5 Technical and Workshop Manual
Hitachi EX1900-5 Index:
Group 1 Introduction
Group 2 Standard
Group 3 Engine Test
Group 4 Excavator Test
Group 5 Component Test
SECTION 5 TROUBLESHOOTING
Group 1 General
Group 2 Cross Reference Table
Group 3 Component Layout
Group 4 Troubleshooting A
Group 5 Troubleshooting B
Group 6 Troubleshooting C
Group 7 Electrical System Inspection
TECHNICAL MANUAL (Operational Principle)
SECTION 1 GENERAL
Group 1 Specifications
Group 2 Component Layout
SECTION 2 SYSTEM
Group 1 Control System
Group 2 Hydraulic System
Group 3 Electrical System
SECTION 3 COMPONENT OPERATION
Group 1 Pump Device
Group 2 Swing Device
Group 3 Control Valve
Group 4 Pilot Valve
Group 5 Travel Device
Group 6 Others (Upperstructure)
Group 7 (Undercarriage)
WORKSHOP MANUAL
SECTION 1 GENERAL INFORMATION
Group 1 Precautions for Disassembling
and Assembling
Group 2 Tightening Torque
SECTION 2 UPPERSTRUCTURE
Group 1 Cab
Group 2 Counterweight
Group 3 Pump Device
Group 4 Control Valve
Group 5 Swing Device
Group 6 Pilot Valve
Group 7 Pilot Shut-Off Valve
Group 8 Solenoid Valve
Group 9 Fuel Cooler Fan Motor
Group 10 Air Conditioner
SECTION 3 UNDERCARRIAGE
Group 1 Swing Bearing
Group 2 Travel Device
Group 3 Travel Brake Valve
Group 4 Drive Tumbler
Group 5 Center Joint
Group 6 Track Adjuster
Group 7 Front Idler
Group 8 Upper and Lower Roller
Group 9 Track Shoes
Group 10 Accumulator
Group 11 Welding Repair Procedure
SECTION 4 FRONT ATTACHMENT
Group 1 Front Attachment
Group 2 Cylinder
Group 3 Bushing and Point
