Overview
The Komatsu WA75-3 wheel loader repair service manual provides a technical reference for the covered equipment. Its purpose is to help locate information relevant to inspection, troubleshooting, servicing and repair, as applicable to the supplied publication.
The supplied contents outline identifies WA75-3 HA300051 and up, WA65-3 – HA940051 and up, WA65-3 Parallel Lift – HA050051 and up and WA75-3 – HA950051 and up. The table below follows the provided section names and selected topics; consult the manual for the exact procedures and specifications.
Important Information: Confirm the applicable serial-number or production range in the supplied documentation before selecting a procedure.
Table of Contents
Komatsu WA75-3 Manual
Main sections and selected subjects identified in the source documentation:
- WA75-3 HA300051 and up
- WA65-3 – HA940051 and up
- WA65-3 Parallel Lift – HA050051 and up
- WA75-3 – HA950051 and up
- WA85-3 – HA960051 and up
- WA90-3 – HA970051 and up
- WA95-3 – HA980051 and up
- Manuals: Shop Manual and Parts Catalog
- 00 SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .00-3
- 01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .01-1
- 10 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . .10-1
- 20 TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . .20-1
- 30 DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . .30-1
- 90 APPENDIX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90-1
- Manual Extract Power Train
- Change in the direction driven is achieved by changing the oil flow direction from the variable displacement pump.
- The half shafts drive in turn the hub planetary reduction gears and through the planet carriers the wheels.
Serial-Number Applicability
The covered production ranges or serial groups may affect the applicable procedures. Check the identification details on the machine against the source documentation.












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