Overview
The Komatsu D155A-2 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 supplied contents outline identifies Serial Numbers, 50001 and up, 57001 and up and Manuals. The table below follows the provided section names and selected topics; consult the manual for the exact procedures and specifications.
Table of Contents
Komatsu D155A-2 Manual
Main sections and selected subjects identified in the source documentation:
- Serial Numbers
- 50001 and up
- 57001 and up
- Manuals: Shop Manual
- 01 GENERAL
- 10 STRUCTURE AND FUNCTION
- 20 TESTING AND ADJUSTING
- 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 Dozer
- Adjusting the spring assist brake 1) Check and make sure the brake linkage and steering linkage are duly adjusted.
- 2) Screw-in the nut (1) so that the rod length "A" becomes 106mm.
- 3) Adjust the nut (3) so that the clearance B between the lever (2) and the end face of the nut (3) becomes O – 0.5mm.
- 4) Loosen the nut (1) so that the dimension "C"
- becomes 36 – 41 mm before locking to the position by tightening the locknut (4).
Using the Technical Reference
Use the identified sections to locate relevant information, and follow any model-specific instructions, limits and precautions in the original documentation.










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