Komatsu 140-3 Series Diesel Engine Shop Manual SEBM022209
$40.00
- Type Of Manual: Shop Manual
- Manual ID: SEBM022209
- Format: PDF
- Size: 82.8MB
- Number of Pages: 376
Category: Komatsu Shop Manual PDF
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Model List:
- 140-3 Series Diesel Engine
- 0.1. HOW TO READ THIS MANUAL
- 0.2. HOISTING INSTRUCTIONS
- 0.3. METHOD OF DISASSEMBLING, CONNECTING, PUSHPULL TYPE COUPLER
- 0.4. COATING MATERIALS
- 0.5. STANDARD TIGHTENING TORQUE
- 0.6. ELECTRIC WIRE CODE
- 0.7. COVERSION TABLE
- 0.8. UNITS
- 1. GENERAL
- 1.1. OUTLINE
- 1.2. SPECIFICATIONS
- 1.3. OVERALL DRAWING
- 1.4. WEIGHT TABLE
- 1.5. ENGINE PERFORMANCE CURVE
- 2. STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
- 2.1. INTAKE, EXHAUST SYSTEM
- 2.1.1. INTAKE, EXHAUST EQUIPMENT
- 2.1.2. MAIN MOVING PARTS
- 2.1.3. CRANKSHAFT
- 2.1.4. CAMSHAFT
- 2.1.5. CAM FOLLOWER AND PUSH ROD
- 2.1.6. PISTON PISTON RING PISTON PIN
- 2.1.7. CONNECTING ROD
- 2.1.8. FLYWHEEL, FLYWHEEL HOUSING
- 2.1.9. VIBRATION DAMPER
- 2.1.10. TIMING GEAR
- 2.1.11. VALVE SYSTEM
- 2.1.12. VALVE, VALVE GUIDE
- 2.1.13. ROCKER ARM AND SHAFT
- 2.1.14. CROSSHEAD AND GUIDE
- 2.2. LUBRICATION SYSTEM
- 2.2.1. LUBRICATION SYSTEM DIAGRAM
- 2.2.2. OIL PUMP
- 2.2.3. OIL FILTER
- 2.2.4. OIL COOLER
- 2.3. FUEL SYSTEM
- 2.3.1. FUEL SYSTEM DIAGRAM
- 2.3.2. OUTLINE OF CRI SYSTEM
- 2.3.3. FUEL PIPING
- 2.3.4. FUEL COOLER
- 2.3.5. FUEL FILTER
- 2.4. COOLANT SYSTEM
- 2.4.1. COOLING SYSTEM DIAGRAM
- 2.4.2. WATER PUMP
- 2.4.3. THERMOSTAT
- 2.4.4. CORROSION RESISTOR
- 2.4.5. COOLING FAN DRIVE
- 2.5. ACCESSORIES
- 2.5.1. FRONT PRO
- 2.5.2. AIR COMPRESSOR
- 2.5.3. EXHAUST BRAKE
- 2.6. ELECTRICAL COMPONENTS
- 2.6.1. ALTERNATOR
- 2.6.2. STARTING MOTOR
- 2.6.3. STARTING AID
- 3. TESTING AND ADJUSTING
- 3.1. STANDARD VALUE TABLE FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
- 3.2. STANDARD VALUE TABLE FOR ELECTRICAL RELATED PARTS
- 3.3. TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
- 3.4. MEASURING INTAKE AIR PRESSURE (BOOST PRESSURE)
- 3.5. MEASURING EXHAUST TEMPERATURE
- 3.6. ADJUSTING VALVE CLEARENCE
- 3.7. MEASURING COMPRESSION PRESSURE
- 3.8. MEASURING BLOWBY PRESSURE
- 3.9. MEASURING OIL PRESSURE
- 3.10. HANDLING EQUIPMENT IN FUEL CIRCUIT
- 3.11. RELEASING REMAINING PRESSURE IN FUEL SYSTEM
- 3.12. MEASURING FUEL PRESSURE
- 3.13. REDUCED CYLINDER MODE OPERATION
- 3.14. BLEEDING AIR FROM FUEL SYSTEM
- 3.15. CHECK FOR LEAKAGE IN FUEL SYSTEM
- 3.16. ADJUSTING SPEED SENSOR
- 3.17. TESTING AND ADJUSTING ALTERNATOR BELT TENSION
- 3.18. TESTING AND ADJUSTING FAN BELT TENSION
- 3.19. HANDLING CONTROLLER HIGH VOLTAGE CIRCUIT
- 3.20. RUNIN STANDARD
- 3.21. PERFORMANCE TEST STANDARDS
- 3.22. TROUBLESHOOTING OF ENGINE SYSTEM (S MODE)
- 3.22.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
- 3.22.2. METHOD OF USING TROUBLESHOOTING CHARTS
- 3.22.3. S1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME)
- 3.22.4. S2 ENGINE DOES NOT START
- 3.22.5. S3 ENGINE DOES NOT PICK UP SMOOTHLY (FOLLOWUP IS POOR)
- 3.22.6. S4 ENGINE STOPS DURING OPERATIONS
- 3.22.7. S5 ENGINE DOES NOT ROTATE SMOOTHLY (HUNTING)
- 3.22.8. S6 ENGINE LACKS OUTPUT (OR LACKS POWER)
- 3.22.9. S7 EXHAUST SMOKE IS BLACK (INCOMPLETE COMBUSTION)
- 3.22.10. S8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST SMOKE IS BLUE)
- 3.22.11. S9 OIL BECOMES CONTAMINATED QUICKLY
- 3.22.12. S10 FUEL CONSUMPTION IS EXCESSIVE
- 3.22.13. S11 OIL IS IN COOLING WATER (OR WATER SPURTS BACK, OR WATER LEVEL GOES DOWN)
- 3.22.14. S12 OIL PRESSURE CAUTION LAMP LIGHTS UP (DROP IN OIL PRESSURE)
- 3.22.15. S13 OIL LEVEL RISES (WATER, FUEL IN OIL)
- 3.22.16. S14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING)
- 3.22.17. S15 ABNORMAL NOISE IS MADE
- 3.22.18. S16 VIBRATION IS EXCESSIVE
- 3.23. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
- 3.23.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
- 3.23.2. METHOD OF USING TROUBLESHOOTING FLOWCHART
- 3.23.3. ERROR CODE DISPLAYS AND POINTS TO REMEMBER WHEN TROUBLESHOOTING
- 3.23.4. ACTION TAKEN BY CONTROLLER AND CONDITION OF MACHINE WHEN ERROR CODE IS DISPLAYED
- 3.23.5. E1 ERROR CODE E1B ABNORMALITY IN NE REVOLUTION SENOR SYSTEM
- 3.23.6. E2 ERROR CODE E1C ABNORMALITY IN G REVOLUTION SENOR SYSTEM
- 3.23.7. E3 ERROR CODE E20 ABNORMALITY IN MODEL SELECTION SYSTEM
- 3.23.8. E4 ERROR CODE E22 OVERRUN
- 3.23.9. E5 ERROR CODE E23 OVERHEAT
- 3.23.10. E6 ERROR CODE E24 DROP IN OIL PRESSURE
- 3.23.11. E7 ERROR CODE E30 ABNORMALITY IN IDLING VALIDATION SIGNAL SYSTEM
- 3.23.12. E8 ERROR CODE E31B ABNORMALITY IN NE REVOLUTION SENOR SYSTEM
- 3.23.13. E9 ERROR CODE E34 ABNORMALITY IN WATER TEMPERATURE HIGHTEMPERATURE SENSOR SYSTEM
- 3.23.14. E10 ERROR CODE E36 ABNORMALITY IN OIL PRESSURE SYSTEM
- 3.23.15. E11 ERROR CODE E3C ABNORMALITY IN BOOST PRESSURE SENSOR SYSTEM
- 3.23.16. E12 ERROR CODE E3D ABNORMALITY IN FUEL TEMPERATURE SENSOR SYSTEM
- 3.23.17. E13 ERROR CODE E50 ABNORMALITY IN PREHEATING RELAY CONNECTING POINT SYSTEM
- 3.23.18. E14 ERROR CODE E51 ABNORMALITY IN PREHEAT RELY COIL SYSTEM
- 3.23.19. E15 ERROR CODE E54 SHORT CURCUIT IN STARTING SWITCH C SYSTEM
- 3.23.20. E16 ERROR CODE E56 POWER SOURCE SYSTEM ABNORMALITY 1
- 3.23.21. E17 ERROR CODE E57 POWER SOURCE SYSTEM ABNORMALITY 2
- 3.23.22. E18 ERROR CODE E5A ABNORMALITY IN FUEL INJECTION QUANTITY CONTROL SWITCH SIGNAL
- 3.23.23. E19 ERROR CODE E6A ABNORMALITY IN WATER TEMPERATURE LOWTEMPERATURE SENSOR SYSTEM
- 3.23.24. E20 ERROR CODE E70 EXCESS CURRENT IN FUEL SUPPLY PUMP PCV1 SYSTEM
- 3.23.25. E21 ERROR CODE E71 EXCESS CURRENT IN FUEL SUPPLY PUMP PCV2 SYSTEM
- 3.23.26. E22 ERROR CODE E71 DISCONNECTION CURRENT IN FUEL SUPPLY PUMP PCV1 SYSTEM
- 3.23.27. E23 ERROR CODE E71 DISCONNECTION CURRENT IN FUEL SUPPLY PUMP PCV2 SYSTEM
- 3.23.28. E24 ERROR CODE E77 ABNORMALITY IN COMMON RAIL FUEL PRESSURE SENSOR SYSTEM
- 3.23.29. E25 ERROR CODE E79 COMMON RAIL FUEL HIGH PRESSURE ABNORMALITY 1
- 3.23.29.1. ERROR CODE E7A COMMON RAIL FUEL HIGH PRESSURE ABNORMALITY 2
- 3.23.30. E26 ERROR CODE E7B FUEL SUPPLY PUMP NONFORCE FEED 1
- 3.23.30.1. ERROR CODE E7C FUEL SUPPLY PUMP NONFORCE FEED 2
- 3.23.31. E27 ERROR CODE E7D ABNORMALITY IN COMMON RAIL FUEL PRESSURE
- 3.23.32. E28 ERROR CODE E80 DEFECTIVE CONTROLLER
- 3.23.33. E29 ERROR CODE E81 DISCONNECTION IN NO. 1 FUEL INJECTOR SYSTEM
- 3.23.34. E30 ERROR CODE E82 DISCONNECTION IN NO.2 FUEL INJECTOR SYSTEM
- 3.23.35. E31 ERROR CODE E83 DISCONNECTION IN NO. 3 FUEL INJECTOR SYSTEM
- 3.23.36. E32 ERROR CODE E84 DISCONNECTION IN NO. 4 FUEL INJECTOR SYSTEM
- 3.23.37. E33 ERROR CODE E85 DISCONNECTION IN NO. 5 FUEL INJECTOR SYSTEM
- 3.23.38. E34 ERROR CODE E86 DISCONNECTION IN NO.6 FUEL INJECTOR SYSTEM
- 3.23.39. E35 ERROR CODE E8A SHORT CIRCUIT IN NO. 1, NO.2, NO.3 FUEL INJECTOR SYSTEM
- 3.23.40. E36 ERROR CODE E8B SHORT CIRCUIT IN NO.3, NO.4, NO.5 FUEL INJECTOR SYSTEM
- 4. DIASSEMBLY AND ASSEMBLY
- 4.1. METHOD OF USING MANUAL
- 4.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
- 4.3. SPECIAL TOOL LIST
- 4.4. GENERAL DISASSEMBLY OF ENGINE
- 4.5. GENERAL ASSEMBLY OF ENGINE
- 4.6. PROCEDURE FOR REMOVING AND INSTALLING FUEL SUPPLY PUMP UNIT
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