Komatsu 6D125 Series Diesel Engine Service Repair Workshop Manual

Komatsu 6D125 Series Diesel Engine Service Repair Workshop Manual

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  • Model
    PC Models
  • Manufactured by
    Komatsu

This service repair workshop manual PDF download has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the Komatsu 6D125 Series Diesel Engine 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.

Komatsu GD605A-3 with 146HP engine

Komatsu GD605A-3 with 155HP engine

- GENERAL ASSEMBLY DRAWING

- ENGINE PERFORMANCE CURVE

11 STRUCTURE AND FUNCTION

- INTAKE AND EXHAUST SYSTEM

- - INTAKE AND EXHAUST SYSTEM

- - MAIN CIRCULATION PART

- - FLYWHEEL AND FLYWHEEL HOUSING

- - LUBRICATION SYSTEM CHART

- - FUEL SYSTEM CHART

- - FUEL INJECTION PUMP

- - FUEL INJECTION NOZZLE

- - MAGNETIC SWITCH (FUEL CUT SOLENOID)

- - COOLING SYSTEM CHART

- - CORROSION RESISTOR

- - ELECTRICAL INTAKE AIR HEATER

12 TESTING AND ADJUSTING

- - ADJUSTING VALVE CLEARANCE

- - MEASURING COMPRESSION PRESSURE

- - CHECKING AND ADJUSTING FUEL INJECTOIN TIMING

- - TESTING AND ADJUSTING FUEL CUT SOLENOID

- - ADJUSTING ENGINE STOP MOTOR CABLE

- - FUEL INJECTION PUMP CALIBRATION DATA

- - PERFORMANCE TEST CRITERIA

- - TESTING AND ADJUSTING TOOL LIST

- - TESTING AND ADJUSTING DATA

- - POINTS TO REMEMBER WHEN TROUBLESHOOTING

- - METHOD OF USING TROUBLESHOOTING CHART

- - S-1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME)

- - S-2 ENGINE DOES NOT START

- - - ①ENGINE DOES NOT TURN

- - - ②ENGINE TURNS BUT NO EXHAUST GAS COMES OUT (FUEL IS NOT BEING INJECTED)

- - - ③EXHAUST GAS COMES OUT BUT ENGINE DOES NOT START (FUEL IS BEING INJECTED)

- - S-3 ENGINE DOES NOT PICK UP SMOOTHLY (FOLLOW-UP IS POOR)

- - S-4 ENGINE STOPS DURING OPERATIONS

- - S-5 ENGINE DOES NOT ROTATE SMOOTHLY

- - S-6 ENGINE LACKS OUTPUT (NO POWER)

- - S-7 EXHAUST GAS IS BLACK (INCOMPLETE COMBUSTION)

- - S-8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST GAS IS BLUE)

- - S-9 OIL BECOMES CONTAMINATED QUICKLY

- - S-10 FUEL CONSUMPTION IS EXCESSIVE

- - S-11 OIL IS IN COOLING WATER, OR WATER SPURTS BACK, OR WATER LEVEL GOES DOWN

- - S-12 OIL PRESSURE LAMP LIGHTS UP (DROP IN OIL PRESSURE)

- - -13 OIL LEVEL RISES

- - S-14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING)

- - S-15 ABNORMAL NOISE IS MADE

- - S-16 VIBRATION IS EXCESSIVE

13 DISASSEMBLY AND ASSEMBLY

- - DISASSEMBLY AND ASSEMBLY

14 MAINTENANCE STANDARD

- VALVE AND VALVE GUIDE

- CAM FOLLOWER AND PUSH ROD

- PISTON, PISTON RING AND PISTON PIN

- FLYWHEEL AND FLYWHEEL HOUSING

- WATER PUMP AND THERMOSTAT

- REGULATOR VALVE AND SAFETY VALVE

15 REPAIR AND REPLACEMENT OF PARTS

- REPLACING VALVE SEAT INSERTS

- REPLACING NOZZLE HOLDER SLEEVE

- REPLACING VALVE GUIDE

- REPLACING CROSS HEAD GUIDE

- REPLACING CAM BUSHING

- REPLACING FLYWHEEL RING GEAR

MANUAL SPECIFICATION :

Product Code : SEBE61500110

This (OEM) Komatsu Shop Manual has detailed illustrations as well as step by step instructions, It is 100 percents complete and intact. they are specifically written for the do-it-yourself-er as well as the experienced mechanic. With step by step instruction & highly detailed exploded pictures & diagrams to show you how to complete the required job correctly & efficiently Using. Provides step-by-step instructions based on the complete dis-assembly of the machine. It is this level of detail, along with hundreds of photos and illustrations, that guide the reader through each service and repair procedure. Complete download comes in pdf format which can work under all PC based windows operating system and Mac also, All pages are printable. Using this repair manual is an inexpensive way to keep your vehicle working properly.

This page sometime can be found use following keyword : service manual, repair manual, workshop manual, technical manual, owner manual, maintenance manual, operating manual, parts manual. Please make sure you read and understand the title of this manual before decided to buy.

Komatsu 6D125 Series Diesel Engine Service Manual PDF Download

Komatsu 6D125 Series Diesel Engine Repair Manuals PDF Download

Komatsu 6D125 Series Diesel Engine Workshop Manual PDF Download

Komatsu 6D125 Series Diesel Engine Shop Manual PDF Download

Komatsu 6D125 Series Diesel Engine Factory Service Manual PDF Download

Komatsu 6D125 Series Diesel Engine FSM PDF Download

Komatsu 6D125 Series Diesel Engine OEM Manual PDF Download


This service repair workshop manual PDF download has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the Komatsu 6D125 Series Diesel Engine 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.

Komatsu GD605A-3 with 146HP engine

Komatsu GD605A-3 with 155HP engine

- GENERAL ASSEMBLY DRAWING

- ENGINE PERFORMANCE CURVE

11 STRUCTURE AND FUNCTION

- INTAKE AND EXHAUST SYSTEM

- - INTAKE AND EXHAUST SYSTEM

- - MAIN CIRCULATION PART

- - FLYWHEEL AND FLYWHEEL HOUSING

- - LUBRICATION SYSTEM CHART

- - FUEL SYSTEM CHART

- - FUEL INJECTION PUMP

- - FUEL INJECTION NOZZLE

- - MAGNETIC SWITCH (FUEL CUT SOLENOID)

- - COOLING SYSTEM CHART

- - CORROSION RESISTOR

- - ELECTRICAL INTAKE AIR HEATER

12 TESTING AND ADJUSTING

- - ADJUSTING VALVE CLEARANCE

- - MEASURING COMPRESSION PRESSURE

- - CHECKING AND ADJUSTING FUEL INJECTOIN TIMING

- - TESTING AND ADJUSTING FUEL CUT SOLENOID

- - ADJUSTING ENGINE STOP MOTOR CABLE

- - FUEL INJECTION PUMP CALIBRATION DATA

- - PERFORMANCE TEST CRITERIA

- - TESTING AND ADJUSTING TOOL LIST

- - TESTING AND ADJUSTING DATA

- - POINTS TO REMEMBER WHEN TROUBLESHOOTING

- - METHOD OF USING TROUBLESHOOTING CHART

- - S-1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME)

- - S-2 ENGINE DOES NOT START

- - - ①ENGINE DOES NOT TURN

- - - ②ENGINE TURNS BUT NO EXHAUST GAS COMES OUT (FUEL IS NOT BEING INJECTED)

- - - ③EXHAUST GAS COMES OUT BUT ENGINE DOES NOT START (FUEL IS BEING INJECTED)

- - S-3 ENGINE DOES NOT PICK UP SMOOTHLY (FOLLOW-UP IS POOR)

- - S-4 ENGINE STOPS DURING OPERATIONS

- - S-5 ENGINE DOES NOT ROTATE SMOOTHLY

- - S-6 ENGINE LACKS OUTPUT (NO POWER)

- - S-7 EXHAUST GAS IS BLACK (INCOMPLETE COMBUSTION)

- - S-8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST GAS IS BLUE)

- - S-9 OIL BECOMES CONTAMINATED QUICKLY

- - S-10 FUEL CONSUMPTION IS EXCESSIVE

- - S-11 OIL IS IN COOLING WATER, OR WATER SPURTS BACK, OR WATER LEVEL GOES DOWN

- - S-12 OIL PRESSURE LAMP LIGHTS UP (DROP IN OIL PRESSURE)

- - -13 OIL LEVEL RISES

- - S-14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING)

- - S-15 ABNORMAL NOISE IS MADE

- - S-16 VIBRATION IS EXCESSIVE

13 DISASSEMBLY AND ASSEMBLY

- - DISASSEMBLY AND ASSEMBLY

14 MAINTENANCE STANDARD

- VALVE AND VALVE GUIDE

- CAM FOLLOWER AND PUSH ROD

- PISTON, PISTON RING AND PISTON PIN

- FLYWHEEL AND FLYWHEEL HOUSING

- WATER PUMP AND THERMOSTAT

- REGULATOR VALVE AND SAFETY VALVE

15 REPAIR AND REPLACEMENT OF PARTS

- REPLACING VALVE SEAT INSERTS

- REPLACING NOZZLE HOLDER SLEEVE

- REPLACING VALVE GUIDE

- REPLACING CROSS HEAD GUIDE

- REPLACING CAM BUSHING

- REPLACING FLYWHEEL RING GEAR

MANUAL SPECIFICATION :

Product Code : SEBE61500110

This (OEM) Komatsu Shop Manual has detailed illustrations as well as step by step instructions, It is 100 percents complete and intact. they are specifically written for the do-it-yourself-er as well as the experienced mechanic. With step by step instruction & highly detailed exploded pictures & diagrams to show you how to complete the required job correctly & efficiently Using. Provides step-by-step instructions based on the complete dis-assembly of the machine. It is this level of detail, along with hundreds of photos and illustrations, that guide the reader through each service and repair procedure. Complete download comes in pdf format which can work under all PC based windows operating system and Mac also, All pages are printable. Using this repair manual is an inexpensive way to keep your vehicle working properly.

This page sometime can be found use following keyword : service manual, repair manual, workshop manual, technical manual, owner manual, maintenance manual, operating manual, parts manual. Please make sure you read and understand the title of this manual before decided to buy.

Komatsu 6D125 Series Diesel Engine Service Manual PDF Download

Komatsu 6D125 Series Diesel Engine Repair Manuals PDF Download

Komatsu 6D125 Series Diesel Engine Workshop Manual PDF Download

Komatsu 6D125 Series Diesel Engine Shop Manual PDF Download

Komatsu 6D125 Series Diesel Engine Factory Service Manual PDF Download

Komatsu 6D125 Series Diesel Engine FSM PDF Download

Komatsu 6D125 Series Diesel Engine OEM Manual PDF Download