Hitachi ZW120-6 Wheel Loader Service Manual

Product Overview

This comprehensive service manual is specifically designed for the Hitachi ZW120-6 Wheel Loader model. Delivered in PDF format and available in English, it serves as an essential resource for understanding the intricate details of maintenance and operation.

Key Features

• Service Manual (Troubleshooting): Volume TTSA60-E-00 with 424 pages
• Operation Manual: Volume TTSA60-E-00 with 398 pages
• Workshop Manual: Volume WNSA60-E-00 with 821 pages
• Circuit diagram: 15 pages

Benefits

• Comprehensive coverage of all maintenance and troubleshooting aspects for the ZW120-6 model.
• Step-by-step instructions for repair, assembly, and disassembly of components.
• Enhanced understanding of technical specifications and system diagnostics.

Usage Recommendations

• Ideal for service technicians and maintenance staff responsible for the upkeep of the Hitachi ZW120-6 Wheel Loader.
• Useful for diagnosing and resolving mechanical and system issues promptly.
• Recommended for use during routine maintenance and performance testing.

Comprehensive Contents

Workshop Manual Contents

• Section 1 – General Information
  • Precautions for Disassembling and Assembling
  • Tightening
  • Painting
  • Bleeding Air
  • Preparation
• Section 2 – Maintenance Standard
  • Body
  • Travel System
  • Front Attachment
• Section 3 – Vehicle
  • Cab, Counterweight, Center Hinge, and more…

Technical Manual Contents

• Introduction, Standard, Engine Test, Machine Performance Test, Component Test, Adjustment
• Troubleshooting includes Diagnosing Procedure, Monitor, and Component Layout

Operation Manual Contents

• Section 1 – General
  • Specifications
  • Component Layout
  • Component Specifications
• Section 2 – System
  • Controller, Control System, ECM System, Hydraulic System, Electrical System, and more…
• Section 3 – Component Operation
  • Pump Device, Control Valve, Steering Valve, HST Motor, and others…

Engine Output Restriction Control (Inducement)

When the DEF level is low or there is a malfunction in the urea SCR or EGR system, the engine output restriction control will alert with an alarm and sound. Continued operation under these conditions will gradually decrease the engine torque and speed. Recovery procedures are outlined within the manual, ensuring safe and efficient machine operation.