Komatsu 12V170-1 Series Diesel Engine Shop Manual SEBM028506

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Komatsu 12V170-1 Series Diesel Engine Shop Manual SEBM028506

$40.00

Type Of Manual: Shop Manual
Manual ID: SEBM028506
Format: PDF
Size: 16.8MB
Number of Pages: 321

Category: Komatsu Shop Manual PDF

Model List:
- 12V170-1 Series Diesel Engine

1. COVER
2. CONTENTS
3. GENERAL
3.1. SPECIFICATIONS
3.2. ENGINE PERFORMANCE CURVE
3.3. WEIGHT TABLE
4. STRUCTURE AND FUNCTION
4.1. GENERAL STRUCTURE
4.2. INTAKE AND EXHAUST SYSTEM
4.2.1. MAIN REVOLVING PART
4.2.2. TIMING GEAR
4.2.3. FLYWHEEL AND FLYWHEEL HOUSING
4.3. LUBRICATION SYSTEM
4.3.1. LUBRICATION SYSTEM CHART
4.3.2. OIL PUMP
4.3.3. OIL FILTER
4.3.4. OIL COOLER
4.3.5. OIL COOLER BYPASS VALVE
4.3.6. PISTON COOLING VALVE
4.3.7. MECHANICAL PUMP
4.4. FUEL SYSTEM
4.4.1. FUEL SYSTEM CHART
4.4.2. FUEL INJECTION PUMP
4.4.3. FEED PUMP
4.4.4. FUEL INJECTION NOZZLE
4.4.5. FUEL INJECTION PUMP DRIVE
4.4.6. FUEL FILTER
4.4.7. INJECTION PUMP RACK CONTROLLER
4.4.8. AUTOMATIC TIMER
4.4.9. FUEL SOLENOID
4.4.10. ENGINE STOP MOTOR
4.5. COOLING SYSTEM
4.5.1. COOLING SYSTEM CHART
4.5.2. WATER PUMP
4.5.3. WATER PUMP DRIVE
4.5.4. FAN DRIVE AND TENSION PULLEY
4.5.5. CORROSION RESISTOR
4.5.6. THERMOSTAT
4.6. ACCESSORY
4.6.1. AIR COMPRESSOR MOUNTING
4.6.2. AIR COMPRESSOR
4.6.3. ALTERNATOR WITH REGULATOR
4.6.4. STARTING MOTOR
4.6.5. AIR STARTING MOTOR
5. TESTING AND ADJUSTING
5.1. COOLING SYSTEM
5.1.1. CHECKING AND ADJUSTING FAN BELT TENSION
5.1.2. CHECKING AND ADJUSTING ALTERNATOR BELT TENSION
5.2. ENGINE BODY
5.2.1. ADJUSTING VALVE CLEARANCE
5.2.2. MEASURING COMPRESSION PRESSURE
5.2.3. MEASURING BLOWBY
5.3. FUEL SYSTEM
5.3.1. TESTING AND ADJUSTING OF FUEL INJECTION TIMING
5.3.2. ADJUSTING FUEL INJECTION PUMP RACK LINKAGE
5.3.3. ADJUSTING ENGINE STOP MOTOR
5.3.4. ADJUSTING ENGINE SPEED SENSOR
5.3.5. ADJUSTING FUEL INJECTION PRESSURE (VALVE CRACKING PRESSURE)
5.3.6. FUEL INJECTION PUMP CALIBRATION DATA
5.4. PERFORMANCE TEST
5.4.1. RUNIN STANDARD
5.4.2. PERFORMANCE TEST CRITERIA
5.4.3. TESTING AND ADJUSTING DATA
5.4.4. TESTING AND ADJUSTING TOOL LIST
5.5. TROUBLESHOOTING
5.5.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
5.5.2. METHOD OF USING TROUBLESHOOTING CHART
5.5.3. S1 STARTING PERFORMANCE IS POOR(STARTING ALWAYS TAKES TIME)
5.5.4. S2 ENGINE DOES NOT START
5.5.4.1. ENGINE DOES NOT TURN
5.5.4.2. ENGINE TURNS BUT NO EXHAUST GAS COMES OUT (FUEL IS NOT BEING INJECTED)
5.5.4.3. EXHAUST SMOKE COMES OUT BUT ENGINE DOES NOT START (FUEL IS BEING INJECTED)
5.5.5. S3 ENGINE DOES NOT PICKUP SMOOTHLY(FOLLOWUP IS POOR)
5.5.6. S4 ENGINE STOPS DURING OPERATIONS
5.5.7. S5 ENGINE DOES NOT ROTATE SMOOTHLY (HUNTING)
5.5.8. S6 ENGINE LACKS OUTPUT (NOT POWER)
5.5.9. S7 EXHAUST GAS IS BLACK (INCOMPLETE COMBUSTION)
5.5.10. S8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST SMOKE IS BLUE)
5.5.11. S9 OIL BECOMES CONTAMINATED QUICKLY
5.5.12. S10 FUEL CONSUMPTION IS EXCESSIVE
5.5.13. S11 OIL IS COOLING WATER, OR WATER SPURTS BACK, OR WATER LEVEL GOES DOWN
5.5.14. S12 OIL PRESSURE CAUTION LAMP LIGHTS UP (DROP IN OIL PRESSURE)
5.5.15. S13 OIL LEVEL RISES
5.5.16. S14 COOLANT TEMPERATURE BECOMES TOO HIGH (OVERHEATING)
5.5.17. S15 ABNORMAL NOISE IS MADE
5.5.18. S16 VIBRATION IS EXCESSIVE
6. DISASSEMBLY AND ASSEMBLY
6.1. GENERAL DISASSEMBLY CONTENTS
6.2. DISASSEMBLY
6.3. ASSEMBLY
7. MAINTENANCE STANDARD
7.1. INTAKE AND EXHAUST SYSTEM
7.1.1. TURBOCHARGER
7.1.2. VALVE AND VALVE GUIDE
7.1.3. VALVES AND VALVE GUIDE
7.1.4. CROSSHEAD AND CROSSHEAD GUIDE
7.1.5. ROCKER ARM SHAFT
7.1.6. PUSH ROD AND CAM FOLLOWER
7.1.7. FLYWHEEL, FLYWHEEL HOUSING
7.2. LUBRICATION SYSTEM
7.2.1. OIL PUMP
7.2.2. MAIN RELIEF VALVE, POSITION COOLNG VALVE AND OIL COOLER BYPASS VAVLE
7.3. COOLING SYSTEM
7.3.1. WATER PUMP
8. REPAIR AND REPLACEMENT OF PARTS
8.1. TABLE OF SPECIAL TOOLS
8.2. TESTING AND INSPECTING CYLINDER HEAD
8.3. REPAIRING MOUNTING FACE OF CYLINDER HEAD BY GRINDING
8.4. REPLACING VALVE SEAT INSERTS
8.5. REPLACING NOZZLE HOLDER SLEEVE
8.6. CYLINDER HEAD PRESSURE TEST METHOD
8.7. REPLACING VALVE GUIDE
8.8. REPLACING CROSS HEAD GUIDE
8.9. GRINDING VALVE
8.10. TESTING AND INSPECTING CYLINDER BLOCK
8.11. GRINDING TOP SURFACE OF CYLINDING BLOCK
8.12. REPLACING MAIN BEARING CAP
8.13. REPLACING CAM BUSHING
8.14. TESTING CRANKSHAFT
8.15. CORRECTING SURFACE ROUGHNESS OF CRANKSHAFT JOURNAL PORTION
8.16. GRINDING CRANKSHAFT
8.17. TESTING AND INSPECTING CONNECTING ROD
8.18. REPLACING CONNECTING ROD SMALL END BUSHING
8.19. REPLACING CAMSHAFT GEAR
8.20. REPLACING FLYWHEEL RING GEAR

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