All-Inclusive Factory Service Technical manual for Hitachi Crawler Excavators Models Zaxis 670LC-5A and Zaxis 690LCH-5A.

This manuals will assist you in diagnosing, repairing, troubleshooting, operating, and assembling for your crawler excavator.
You can use a Windows, Mac, or Android device to view this manuals. You only need to have a PDF reader installed.

Covered Models:
   Zaxis 670LC-5A
   Zaxis 690LCH-5A

The manual comprises 6 documents, including the Workshop Manual, Troubleshooting Manual, Operational Principle Manual, Operators Manual, Wiring Diagram, and Assembly Manual

1. Workshop Manual (WJBG-EN-00)
Format: PDF, 665 pages
Language: English
Table of Contents:
   GENERAL
      Precautions for Disassembling and Assembling
      Tightening
      Painting
      Bleeding Air
      Pressure Release Procedure
      Preparation
   MAINTENANCE STANDARD
      Upperstructure
      Undercarriage
      Front Attachment
   UPPERSTRUCTURE
      Cab
      Counterweight
      Main Frame
      Engine
      Pump Device
      Control Valve
      Swing Device
      Pilot Valve
      Solenoid Valve
      Signal Control Valve
      Shockless Valve
      Fan Valve
      Fan Motor
   UNDERCARRIAGE
      Swing Bearing
      Travel Device
      Center Joint
      Track Adjuster
      Front Idler
      Upper and Lower Rollers
      Track
   FRONT ATTACHMENT
      Front Attachment
      Cylinder

2. Troubleshooting Manual (TTJBG-EN-00)
Format: PDF, 462 pages
Language: English
Table of Contents:
   OPERATIONAL PERFORMANCE TEST
      Introduction
      Standard
      Engine Test
      Machine Performance Test
      Component Test
      Adjustment
   TROUBLESHOOTING
      Diagnosing Procedure
      Monitor
      e-Service
      Component Layout
      Troubleshooting A
      Troubleshooting B
      Air Conditioner

3. Operational Principle Manual (TOJBG-EN-00)
Format: PDF, 394 pages
Language: English
Table of Contents:
   GENERAL
      Specifications
      Component Layout
      Component Specifications
   SYSTEM
      Controller
      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)

4. Operators Manual (ENMJAELA14)
Format: PDF, 450 pages
Language: English
Table of Contents:
   MACHINE NUMBERS
   SAFETY
   SAFETY SIGNS
   COMPONENTS NAME
   GETTING ON/OFF THE MACHINE
   OPERATOR’S STATION
   BREAK-IN
   OPERATING THE ENGINE
   DRIVING THE MACHINE
   OPERATING THE MACHINE
   TRANSPORTING
   MAINTENANCE
   MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS
   STORAGE
   TROUBLESHOOTING
   SPECIFICATIONS
   OPTIONAL ATTACHMENTS AND DEVICES
   INDEX

5. Wiring Diagram (TTJBG_Circuit)
Format: PDF, 21 pages
Language: English
Table of Contents:
   ELECTRICAL CIRCUIT DIAGRAM
   AIR CONDITIONER CIRCUIT DIAGRAM
   CONNECTORS
   CAB HARNESS
   MAIN HARNESS
   ENGINE HARNESS
   PUMP HARNESS
   CONTROL VALVE HARNESS
   MONITOR HARNESS
   KEY SWITCH HARNESS
   OIL COOLER FAN REVERSE ROTATION SWITCH HARNESS
   ENGINE STOP SWITCH HARNESS
   PILOT SHUT-OFF SOLENOID VALVE HARNESS
   GSM (MOBILE COMMUNICATION TERMINAL) HARNESS
   SATELLITE COMMUNICATION HARNESS
   AUTO LUBRICATION ON/OFF SWITCH HARNESS
   CAMERA HARNESS
   BOOM MODE SWITCH AND SEAT HEATER SWITCH HARNESS (OPTION)
   WORK LIGHT (ON THE CAB ROOF) HARNESS 1 (OPTION)
   WORK LIGHT (ON THE CAB ROOF) HARNESS 2 (OPTION)
   HYDRAULIC CIRCUIT DIAGRAM

6. Assembly Manual: KO-493-02 ZX-5 ASSEMBLY (KO-493-02_ZX-5_ASSEMBLY)
Format: PDF, 289 pages
Language: English
Table of Contents:
   1. Precautions
   2. Work Plan and Preparations
   3. Parts Check
   4. Preparations
   5. Machines, Apparatuses, Tools, and Materials necessary for Assembly
   6. Assembly of Undercarriage and Superstructure
   7. Assembly Procedure for Backhoe Front
   8. Side Frame Extension and Retraction Method
   9. Post-assembly Inspection
   10. Checking Machine Performance
   11. Appendix (drawings of lifting parts)