Komatsu 6D125-1 Series Diesel Engine Shop Manual SEBES6150000 – PDF DOWNLOAD

Komatsu 6D125-1 Series Diesel Engine Shop Manual SEBES6150000 – PDF DOWNLOAD

FILE DETAILS:

Komatsu 6D125-1 Series Diesel Engine Shop Manual SEBES6150000 – PDF DOWNLOAD

Language : English
Pages : 162
Downloadable : Yes
File Type : PDF
Size: 17.1 MB

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DESCRIPTION:

Komatsu 6D125-1 Series Diesel Engine Shop Manual SEBES6150000 – PDF DOWNLOAD

• The Komatsu 6D125-1 Series Diesel Engine Shop Manual is a comprehensive guide to servicing and maintaining the Komatsu 6D125-1 diesel engine. This engine is used in various Komatsu construction and mining equipment, such as bulldozers, excavators, and wheel loaders. The manual provides detailed information on the engine’s construction, specifications, and maintenance procedures.
• The manual is divided into sections that cover various aspects of the engine, such as the engine structure, fuel system, lubrication system, cooling system, electrical system, and troubleshooting. Each section includes detailed descriptions of the components and how they function, as well as detailed instructions for maintenance and repair.
• The engine structure section covers the basic construction of the engine, including the cylinder block, cylinder head, piston and connecting rod, and the crankshaft and bearings. The fuel system section covers the fuel injection pump, injectors, and fuel lines, as well as the fuel filter and water separator.
• The lubrication system section covers the oil pump, oil filter, oil cooler, and the various oil galleries and passages in the engine. The cooling system section covers the radiator, water pump, thermostat, and the various hoses and pipes that make up the cooling system.
• The electrical system section covers the starter motor, alternator, and the various sensors and switches that make up the engine control system. The troubleshooting section provides guidance on diagnosing and resolving common problems that may occur with the engine.
• The manual also includes detailed specifications for the engine, including torque settings, clearances, and other important data. There are also numerous diagrams and illustrations throughout the manual, which provide visual aids to help the reader understand the various components and procedures.
• Overall, the Komatsu 6D125-1 Series Diesel Engine Shop Manual is an essential resource for anyone who needs to service or repair this engine. It provides detailed, step-by-step instructions for maintenance and repair, along with detailed specifications and troubleshooting guidance.

TABLE OF CONTENTS:

Komatsu 6D125-1 Series Diesel Engine Shop Manual SEBES6150000 – PDF DOWNLOAD

COVER…………………………………………… 1
CONTENTS………………………………………… 2
11 STRUCTURE AND FUNCTION…………………………. 11
GENERAL STRUCTURE…………………………….. 12
INTAKE AND EXHAUST SYSTEM……………………… 14
INTAKE AND EXHAUST SYSTEM………………….. 14
TURBOCHARGER……………………………… 18
ENGINE BODY………………………………….. 20
CYLINDER HEAD…………………………….. 20
VALVE SYSTEM……………………………… 22
CYLINDER BLOCK……………………………. 24
MAIN CIRCULATION PART……………………… 26
TIMING GEAR………………………………. 28
FLYWHEEL AND FLYWHEEL HOUSING………………. 30
LUBRICATION SYSTEM……………………………. 34
LUBRICATION SYSTEM CHART…………………… 34
OIL PUMP…………………………………. 35
REGULATOR VALVE…………………………… 37
OIL FILTER……………………………….. 38
OIL COOLER……………………………….. 39
FUEL SYSTEM………………………………….. 40
FUEL SYSTEM CHART…………………………. 40
FUEL INJECTION PUMP……………………….. 41
FUEL INJECTION NOZZLE……………………… 45
FUEL FILTER………………………………. 46
FUEL SOLENOID…………………………….. 47
ENGINE STOP MOTOR…………………………. 49
COOLING SYSTEM……………………………….. 54
COOLING SYSTEM CHART ……………………… 54
WATER PUMP……………………………….. 55
THERMOSTAT……………………………….. 57
CORROSION RESISTOR………………………… 58
ELECTRICAL SYSTEM…………………………….. 59
ALTERNATOR……………………………….. 59
STARTING MOTOR……………………………. 64
ELECTRICAL INTAKE AIR HEATER……………….. 66
ACCESSORY……………………………………. 67
AIR COMPRESSOR……………………………. 67
12 TESTING AND ADJUSTING………………………….. 69
ENGINE BODY………………………………….. 70
ADJUSTING VALVE CLEARANCE………………….. 70
MEASURING COMPRESSION PRESSURE……………… 71
FUEL SYSTEM………………………………….. 72
CHECKING AND ADJUSTING FUEL INJECTION TIMING…. 72
TESTING AND ADJUSTING FUEL CUT SOLENOID……… 74
TROUBLESHOOTING………………………………. 76
METHOD OF READING TROUBLESHOOTING TABLE……… 76
TROUBLESHOOTING TABLE……………………… 78
13 DISASSEMBLY AND ASSEMBLY……………………….. 98
GENERAL …………………………………….. 99
DISASSEMBLY………………………………. 99
ASSEMBLY………………………………….112
14 MAINTENANCE STANDARD……………………………134
TURBOCHARGER………………………………….135
CYLINDER HEAD…………………………………137
VALVE AND VALVE GUIDE………………………….138
ROCKER ARM SHAFT………………………………140
CROSSHEAD…………………………………….141
CYLINDER BLOCK………………………………..142
CYLINDER LINER………………………………..144
CRANKSHAFT……………………………………145
CAMSHAFT……………………………………..146
CAM FOLLOWER AND PUSH ROD………………………147
PISTON,PISTON RING AND PISTON PIN……………….148
CONNECTING ROD………………………………..154
TIMING GEAR…………………………………..155
FLYWHEEL AND FLYWHEEL HOUSING…………………..156
VIBRATION DAMPER………………………………157
WATER PUMP AND THERMOSTAT………………………158
OIL COOLER……………………………………159
OIL PUMP……………………………………..160
MAIN RELIEF VALVE……………………………..161
REGULATOR VALVE AND SAFETY VALVE………………..162