Overview
The Komatsu PW148-8 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, 00 FOREWORD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-1, 01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1 and 10 STRUCTURE, FUNCTION AND MAINTENANCE. 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 PW148-8 Manual
Main sections and selected subjects identified in the source documentation:
- Manuals: Shop Manual
- 00 FOREWORD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-1
- 01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
- 10 STRUCTURE, FUNCTION AND MAINTENANCE
- STANDARD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
- 20 TESTING AND ADJUSTING. . . . . . . . . . . . . . . . . . . . . . . . 20-1
- 20 TESTING AND ADJUSTING. . . . . . . . . . . . . . . . . . . . . . 20-101
- 20 TESTING AND ADJUSTING
- Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-201
- Troubleshooting when failure code is indicated . . . . 20-301
- Troubleshooting of electrical system (E-Mode) . . . . . 20-501
- Troubleshooting of electrical system
- (Error Checking of items without Monitor codes) . . . 20-601
- Troubleshooting of hydraulic and mechanical system
- (H-Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-701
- 30 DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . 30-1
- 90 OTHER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1
- understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure
- you understand the contents of this manual and use it to full effect at every opportunity.
- following sections.
- STRUCTURE AND FUNCTION
- TESTING AND ADJUSTING
- Troubleshooting charts correlating Problems to Causes are also included in this section.
- DISASSEMBLY AND ASSEMBLY
- MAINTENANCE STANDARD
- This section gives the judgement standards when inspecting disassembled parts.
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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