Download Hitachi Zaxis 850-3 870-3 Excavator Service Repair Manual

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This workshop manual contains technical information needed for maintenance and repair of the Hitachi Zaxis 850-3, 870-3 Excavator, tools and devices needed for maintenance and repair, maintenance standards, and removal/installation and assemble/disassemble procedures. Additionally, operating principals and troubleshooting procedures for the machine are included. The service manual is a must for all Hitachi Zaxis 850-3, 870-3 Excavator owners and mechanics. Print off pages including accurate illustrations and save time and money on repair.

Hitachi Zaxis 850-3, 870-3 Excavator Complete Service Manual Contents:

GENERAL OPERATING INFORMATION
Specification
Component Layout
Component Specifications

SYSTEMS
Control System
ECM System
Hydraulic System
Electrical System

COMPONENT OPERATION
Pump Device
Swing Device
Control Valve
Pilot Valve
Travel Device
Signal Control Valve
Others (Upperstructure)
Others (Undercarriage)

GENERAL WORKSHOP INFORMATION
Precautions for Disassembling and Assembling
Tightening Torque
Painting
Bleeding Air from Hydraulic Oil
Tank

UPPERSTRUCTURE
Cab
Counterweight
Main Frame
Pump Device
Control Valve
Swing Device
Pilot Valve
Pilot Shut-Off Valve
Solenoid Valve
Signal Control Valve
Shockless Valve
Fan Motor
Fan Valve
Engine
Engine Removal and Installation

UNDERCARRIAGE
Swing Bearing
Travel Motor
Center Joint
Track Adjuster
Front Idler
Upper and Lower Roller
Track

FRONT ATTACHMENT
Front Attachment
Cylinder

OPERATIONAL PERFORMANCE TEST
Introduction
Engine Test
Excavator Test
Component Test

TROUBLESHOOTING
Diagnosing Procedure
Monitor Unit
Dr. ZX
e-Shovel
Component Layout
Troubleshooting A
Troubleshooting B
Electrical System Inspection

Covers: Hitachi Zaxis 850-3, 870-3 Excavators

• ZX 850-3
• ZX 850LC-3
• ZX 870H-3
• ZX 870LCH-3

Pages: 1,482
Format: PDF files (zipped)
Compatibility: Windows/Mac computers
File size: 25mb
Note: Instant digital download only – no printed copy or CD-ROM media.