All-Inclusive Factory Service Technical manual for Hitachi Wheel Excavators Models Zaxis 140W-6.

This manuals will assist you in troubleshooting, and operating for your wheel 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 140W-6

The manual comprises 3 documents, including the Troubleshooting Manual, Operational Principle Manual, and Wiring Diagram

1. Troubleshooting Manual (TTLAB50-EN-00(20180126))
Format: PDF, 811 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

2. Operational Principle Manual (TOLAB50-EN-00(20180206))
Format: PDF, 650 pages
Language: English
Table of Contents:
   GENERAL
      Specifications
      Component Layout
      Component Specifications
   SYSTEM
      Controller
      Control System
      Engine System
      Hydraulic System
      Electrical System
   COMPONENT OPERATION
      Pump Device
      Swing Device
      Control Valve
      Pilot Valve
      Electric Lever
      Transmission
      Axle
      Travel Motor
      Signal Control Valve
      Steering Valve
      Brake Valve
      Others (Upperstructure)
      Others (Undercarriage)

3. Wiring Diagram (TTLAB50-EN-00_Circuit_1(20170131))
Format: PDF, 24 pages
Language: English
Table of Contents:
   ELECTRICAL CIRCUIT DIAGRAM
   CONNECTORS
   CAB HARNESS
   ENGINE HARNESS
   FLOOR HARNESS
   AIR CONDITIONER CIRCUIT DIAGRAM
   AIR CONDITIONER HARNESS
   PUMP HARNESS
   CHASSIS HARNESS
   LEFT CONSOLE HARNESS
   RIGHT CONSOLE HARNESS
   LEFT CONTROL LEVER HARNESS
   RIGHT CONTROL HARNESS
   MONITOR HARNESS
   MANUAL REGENERATION SWITCH HARNESS
   GSM (MOBILE COMMUNICATION TERMINAL) HARNESS
   ENGINE STOP SWITCH HARNESS
   KEY SWITCH HARNESS
   PILOT SHUT-OFF SOLENOID VALVE HARNESS
   REARVIEW CAMERA HARNESS
   BLADE/OUTRIGGER HARNESS
   HYDRAULIC CIRCUIT DIAGRAM (MONOBLOCK BOOM) (FULL OPTION)
   HYDRAULIC CIRCUIT DIAGRAM (2-PIECE BOOM) (FULL OPTION)
   HYDRAULIC CIRCUIT DIAGRAM (ONLY REAR BLADE)