Komatsu 68E-88E Series 3D68E-3G 3D68E-3H 3D74E-3C Diesel Engine Official Service Manual
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This is the COMPLETE Official Service Repair Manual for the Komatsu Diesel Engine.
This manual contains deep information about maintaining, assembly, disassembly and servicing your Komatsu.
This PDF file is Bookmarked and SEARCHABLE to make what you need easy to find.
Models And Serials :
Engine: 3D68E-3G; Model: PC12R-8; S/N: 10001 and up
Engine: 3D68E-3H; Model: PC15R-8; S/N: 10001 and up
Engine: 3D74E-3C; Model: PC20R-8; S/N: 10001 and up
Engine: 3D82AE-3E; Model: PC25R-8; S/N: 10001 and up
Engine: 3D82AE-3F; Model: PC27R-8; S/N: 10001 and up
Engine: 3D84E-3F; Model: PC30R-8; S/N: 10001 and up
Engine: 3D84E-3F; Model: PC35R-8; S/N: 35001 and up
Engine: 4D84E-3B; Model: PC50UU-2; S/N: 12772-14992
Engine: 4D84E-3C; Model: PC50UU-2; S/N: 14993 and up
Engine: 4D84E-3D; Model: PC40R-8; S/N: 30001 and up
Engine: 4D84E-3D; Model: PC45R-8; S/N: 5001 and up
CONTENTS :
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
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