Overview
The Komatsu WA700-3 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 documented contents outline identifies manuals: shop manual, 01 general, 10 structure and function and 20 testing and adjusting. The table below lists selected source-supported subjects; consult the publication for exact service 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 WA700-3 Manual
Main sections and selected subjects identified in the source documentation:
- Manuals: Shop Manual
- 01 General
- 10 Structure and function
- 20 Testing and adjusting
- 30 Disassembly and assembly
- 40 Maintenance standard
- 90 Others
- Oil becomes contaminated quickly
- General causes why oil becomes contaminated quickly
- Entry of exhaust gas into oil due to internal wear
- Clogging of lubrication passage
- Defective combustion
- Improper fuel used
- Operation under excessive load • Oil change interval is too long
- General causes why fuel consumption is excessive
- Leakage of fuel
- Defective condition of fuel injection
- Excessive injection of fuel
- Defective HPI sensor
- Oil pressure caution lamp lights up (drop in oil pressure)
- General causes why oil pressure caution lamp lights up
- Leakage, clogging, wear of lubricating system
- Defective oil pressure control
- Improper selection of fuel (insufficient viscosity)
- Deterioration of oil due to overheating
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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