Komatsu 68E-88E Series Diesel Engine Repair Manual

Serial Numbers:

10001 and up

35001 and up

12772-14992

14993 and up

30001 and up

5001 and up

Manuals: Shop Manual

1. SPECIFICATIONS AND PERFORMANCE 1-1

2. CROSS SECTIONAL VIEWS 2-1

3. COOLING WATER, LUBRICATING OIL AND FUEL OIL 3-1

4. TROUBLESHOOTING 4-1

5. SPECIAL SERVICE TOOLS AND MEASURING INSTRUMENTS 5-1

6. MEASUREMENT, INSPECTION AND ADJUSTMENT 6-1

7. MEASURING PROCEDURES, SERVICE DATA AND CORRECTIVE ACTION 7-1

8. DISASSEMBLY AND REASSEMBLY 8-1

9. SERVICE DATA 9-1

10. TIGHTENING TORQUE 10-1

11. FUEL INJECTION PUMP FOR INDIRECT INJECTION SYSTEM 11-1

12. FUEL INJECTION PUMP FOR DIRECT INJECTION SYSTEM 12-1

13. GOVERNOR 13-1

14. TURBOCHARGER 14-1

15. SERVICE INFORMATION FOR CARB ULG REGULATION 15-1

16. ATTACHED DRAWING 16-1

20. EPA CERTIFIED ENGINE 20-1

Proper use of lubricating oil

Use of proper lubricating oil brings about the following effects.

(1) The friction part of the engine is protected from friction and wear.

(2) The engine parts is protected from rusting and corrosion.

(3) The high temperature part of the engine is effectively cooled.

(4) The engine is protected from leakage of combustion gas.

(5) The engine parts are protected from sludge deposits.

For the above reasons, use lubricating oil APl Service Classification Class CC or better.