Complete factory service repair manual for the Hitachi Zaxis 27U 30U 35U Excavator.
This manual consists of two portions:the Technical Manual and the Workshop https://www.tradebit.com the manuals according to purpose.
Information included in the Technical Manual:technical information needed for redelivery and delivery, operation and activation of all devices and systems, operational performance tests, and troubleshooting procedures.
Information included in the Workshop Manual:technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards,and removal/installation and assemble/disassemble procedures.

Service Repair Manual Covers:

WORKSHOP MANUAL
SECTION 1 GENERAL INFORMATION
Group 1 Precautions for disassembling and Assembling
Group 2 Tightening Torque
Group 3 Painting
Group 4 Bleeding Air
SECTION 2 UPPERSTRUCTURE
Group 1 Canopy
Group 2 Counterweight
Group 3 Pump Device
Group 4 Control Valve
Group 5 Swing Device
Group 6 Pilot Valve
Group 7 Solenoid Valve
SECTION 3 UNDERCARRIAGE
Group 1 Swing Bearing
Group 2 Travel Device
Group 3 Center Joint
Group 4 Track Adjuster
Group 5 Front Idler
Group 6 Lower Roller
Group 7 Track
SECTION 4 FRONT ATTACHMENT
Group 1 Front Attachment
Group 2 Cylinder
SECTION 5 ENGINE AND ACCESSORY

TECHNICAL MANUAL
SECTION 1 GENERAL
Group 1 Specification
Group 2 Component Layout
Group 3 Component Specifications
SECTION 2 SYSTEM
Group 1 Hydraulic System
Group 2 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 Others (Undercarriage)
SECTION 4 OPERATIONAL PERFORMANCE TEST
Group 1 Introduction
Group 2 Standard
Group 3 Engine Test
Group 4 Excavator Test
Group 5 Component Test
SECTION 5 TROUBLESHOOTING
Group 1 Diagnosing Procedure
Group 2 Troubleshooting A
Group 3 Troubleshooting B
Group 4 Electrical System Inspection

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Language: English
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