Overview
The Komatsu D155AX-3 dozer 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 and operation and maintenance manual, 01 general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 01, 10 structure and function . . . . . . . . . . . . . . . . . . . . . . . . . 10 and 20 testing and adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . 20. 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 D155AX-3 Manual
Main sections and selected subjects identified in the source documentation:
- Manuals: Shop Manual and Operation and Maintenance Manual
- 01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 01
- 10 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . 10
- 20 TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
- 30 DISASSEMBLY AND ASSEMBLY
- 40 MAINTENANCE STANDARD ………
- 90 OTHERS
- General Instructions
- Structure and Function.
- Testing and Adjustments.
- Troubleshooting
- Typical common troubles are listed and systematically described; with their causes and the procedures for finding and diagnosing the symptoms.
- Manual Specifications
- ASSEMBLY OF HMT MOTOR
- Precautions when assembling
- 1) Clean and dry all parts thoroughly before assembling.
- 2) Be careful not to damage any parts or to let dirt or dust get in.
- 3) Handle all parts carefully and do not hit them against other objects or drop them, or subject them to any shock.
- 4) Keep the front and rear parts separate and be careful not to mix them.
- 5) Replace the O-rings and oil seals with new parts.
- 6) Coat the sliding surfaces with engine oil (EOIO-CD) before assembling.
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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