Komatsu WA320-6 Wheel Loader Service Repair Manual

Komatsu WA320-6 Wheel Loader Service Repair Manual

Komatsu WA320-6 Wheel Loader Workshop Manual

Komatsu Wa320-5h Sn H50051 Wheel Loader Service Manual

Komatsu WA320-6 Wheel Loader Service Repair Manual

Komatsu WA320-6 & WA320PZ-6 Shop Manual (VEBM620100)

This comprehensive service manual (Publication No. VEBM620100) covers serial numbers 70001+, 70092+, and H00051+. It is the essential guide for technicians performing maintenance, diagnostics, and repairs on Komatsu wheel loaders.

1. General Info & Specifications

  • 00 Index and Foreword [SEN04163-00]: General information and guide for the WA320-6 loader.
  • 01 Specification [SEN04164-00]: Detailed technical data and performance specs for the SAA6D107E-1 engine.

2. Structure and Function [SEN04165-00]

  • Engine & Cooling: Maintenance standards for the radiator and cooling circuits [SEN04174-00].
  • Power Train & Steering: Components and functioning of the HST (Hydrostatic Transmission).
  • Hydraulic System: Detailed analysis of the pump, valves, and work equipment [SEN04179-00].

3. Testing, Adjusting & Standard Values

  • Standard Service Value Table [SEN04184-00]: Critical baseline data for machine inspection.
  • Testing and Adjusting [SEN04185-00]: Procedures to calibrate engine speed and hydraulic pressure.

4. Troubleshooting & Error Codes [SEN04168-00]

  • Failure Code Table: Identification and clearing of Komatsu error codes.
  • Electrical System (E-mode): Diagnostics for sensors and controllers [SEN04197-00].
  • Mechanical System (H/S-mode): Troubleshooting for the hydraulic and engine subsystems.

5. Disassembly and Assembly [SEN04169-00]

  • Major Components: Step-by-step removal of the ROPS/FOPS cab and engine attachments.
  • Power Train Parts: Detailed disassembly of the transmission and axle units.

6. Diagrams and Drawings [SEN04170-00]

  • Hydraulic Circuit Diagrams: Visual schematics for pump and valve flow [SEN04209-00].
  • Electrical Schematics: Full wiring diagrams for the monitoring and electrical system.

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Komatsu WA320-6 Wheel Loader Service Repair Manual
Komatsu WA320-6 Wheel Loader Service Repair Manual
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Komatsu WA320-6 Wheel Loader Service Repair Manual