Overview
The Komatsu PC158US-2 excavator 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 Manuals, 01 GENERAL , 10 STRUCTURE AND FUNCTION and 20 TESTING AND ADJUSTING . 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 PC158US-2 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
- GENERAL
- STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
- TESTING, ADJUSTING AND TROUBLESHOOTING
- DISASSEMBLY AND ASSEMBLY KOMATSU Excavator PC158US-2
- When raising heavy components, use a hoist or crane. Check that the wire rope, chains and hooks are free from damage.
- MANUAL EXTRACT – ASSEMBLY OF TRACK ROLLER
- Using push tool (D, press fit bushings (9) and (10) to roller (4).
- Assemble collar (8) to shaft (5).
- Assemble shaft (5) to roller (4).
- Turn over roller (4) and shaft (5) assembly.
- Assemble collar (2) to shaft (5), and install pin (1 ).
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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