All-Inclusive Factory Service Technical manual for Hitachi Wheel Excavators Models Zaxis 145W-6.

This manuals will assist you in diagnosing, repairing, troubleshooting, and operating for your wheel excavator.
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Covered Models:
   Zaxis 145W-6

The manual comprises 5 documents, including the Workshop Manual, Troubleshooting Manual, Operational Principle Manual, and two Wiring Diagrams

1. Workshop Manual (WLAC50-EN-00)
Format: PDF, 926 pages
Language: English
Table of Contents:
   GENERAL
      Precautions for Disassembling and Assembling
      Tightening
      Painting
      Bleeding Air
      Preparation
   MAINTENANCE STANDARD
      Upperstructure
      Front Attachment
   UPPERSTRUCTURE
      Cab
      Counterweight
      Main Frame
      Engine
      Pump Device
      Control Valve
      Swing Device
      Pilot Valve
      Solenoid Valve
      Signal Control Valve
      Aftertreatment Device
      DEF Tank
      Coolant Control Valve
      DEF Supply Module
      Shockless Valve
      Electric Lever
      Steering Valve
      Brake Valve
      Accumulator Charge Valve
      Accumulator Manifold
   UNDERCARRIAGE
      Swing Bearing
      Travel Motor
      Center Joint
      Transmission
      Axle
      Axle Lock Cylinder
      Operate Check Valve
      Solenoid Valve
      Propeller Shaft
      Cylinder
      Tire
   FRONT ATTACHMENT
      Front Attachment
      Cylinder
      Hose Rupture Valve

2. Troubleshooting Manual (TTLAC50-EN-00(20180206))
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

3. Operational Principle Manual (TOLAC50-EN-00)
Format: PDF, 648 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)

4. Wiring Diagram (TTLAC50-EN-00_Circuit_2)
Format: PDF, 33 pages
Language: English
Table of Contents:
   POSITIONING SOLENOID VALVE SUB HARNESS
   POSITIONING PRESSURE SENSOR SUB HARNESS
   AUXILIARY SOLENOID VALVE SUB HARNESS
   AUXILIARY SUB HARNESS
   AUXILIARY FLOW COMBINER HARNESS
   AIR SUSPENSION, HEATER SEAT HARNESS
   BREAKER HARNESS
   BREAKER SUB HARNESS
   FUEL SOLENOID PUMP SWITCH HARNESS
   ASSIST PRESSURE SENSOR SUB HARNESS
   ASSIST SOLENOID VALVE SUB HARNESS
   ADDITIONAL PUMP PRESSURE SENSOR HARNESS
   BOOM BOTTOM PRESSURE SENSOR HARNESS
   WORK LIGHT (BOOM) (MONOBLOCK BOOM) HARNESS
   WORK LIGHT (BOOM) (2-PIECE BOOM) HARNESS
   POSITIONING LIGHT HARNESS
   POSITIONING LIGHT SUB HARNESS
   FRONT HEADLIGHT (CAB) HARNESS
   WORK LIGHT (CAB) (FRONT 1) HARNESS
   WORK LIGHT (CAB) (FRONT 2) HARNESS
   WORK LIGHT (CAB) (REAR) HARNESS
   WORK LIGHT (CAB) (REAR) SWITCH HARNESS
   12 V POWER HARNESS
   BEACON LIGHT (COUNTERWEIGHT) HARNESS
   BEACON LIGHT SWITCH HARNESS
   BEACON LIGHT (CAB) HARNESS
   BEACON LIGHT (CAB) SUB HARNESS
   LICENSE PLATE LIGHT HARNESS
   LICENSE LIGHT HARNESS
   QUICK HITCH HARNESS
   QUICK HITCH SWICH HARNESS
   PIN JACK HARNESS
   PIN JACK SUB HARNESS

5. Wiring Diagram (TTLAC50-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)