Overview
The Komatsu PC400-3, PC400LC-3 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 documented contents outline identifies serial numbers, pc400lc-3: 11001 and up, manuals: shop manual and 01 general. The table below lists selected source-supported subjects; consult the publication for exact service procedures and specifications.
Table of Contents
Komatsu PC400-3, PC400LC-3 Manual
Main sections and selected subjects identified in the source documentation:
- Serial Numbers
- PC400LC-3: 11001 and up
- Manuals: Shop Manual
- 01 GENERAL
- 10 ENGINE
- 20 POWER TRAIN
- 30 UNDERCARRIAGE
- 60 HYDRAULIC SYSTEM
- 80 ELECTRIC AND ELECTRONIC SYSTEM
- GENERAL
- STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
- TESTING, ADJUSTING AND TROUBLESHOOTING
- When raising heavy components, use a hoist or crane. Check that the wire rope, chains and hooks are free from damage.
- Fit wires and hoses with tags to show their installation position to prevent any mistake when installing.
- Check the number and thickness of the shims, and keep in a safe place.
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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