Komatsu PC240LC-11 Hydraulic Excavator Shop Manual CEBM028602

Description

• Model List:
  • PC240LC-11 Hydraulic Excavator

• 1. CEBM028602.pdf
• 1.1. COVER
• 1.2. INDEX AND FOREWORD
• 1.2.1. INDEX
• 1.2.2. FOREWORD, SAFETY, BASIC INFORMATION
• 1.3. SPECIFICATIONS
• 1.3.1. CONTENTS
• 1.3.2. SPECIFICATIONS
• 1.4. STRUCTURE AND FUNCTION
• 1.4.1. CONTENTS
• 1.4.2. UREA SCR SYSTEM
• 1.4.3. BOOTUP SYSTEM
• 1.4.4. ENGINE SYSTEM
• 1.4.5. COOLING SYSTEM
• 1.4.6. CONTROL SYSTEM
• 1.4.7. HYDRAULIC SYSTEM
• 1.4.8. WORK EQUIPMENT SYSTEM
• 1.4.9. SWING SYSTEM
• 1.4.10. TRAVEL SYSTEM
• 1.4.11. UNDERCARRIAGE AND FRAME
• 1.4.12. WORK EQUIPMENT
• 1.4.13. CAB AND ITS ATTACHMENTS
• 1.5. STANDARD VALUE TABLE
• 1.5.1. CONTENTS
• 1.5.2. STANDARD VALUE TABLE FOR ENGINE
• 1.5.3. STANDARD VALUE TABLE FOR MACHINE
• 1.5.4. STANDARD VALUE TABLE FOR ELECTRICAL
• 1.6. TESTING AND ADJUSTING
• 1.6.1. CONTENTS
• 1.6.2. RELATED INFORMATION ON TESTING AND ADJUSTING
• 1.6.3. ENGINE AND COOLING SYSTEM
• 1.6.4. POWER TRAIN
• 1.6.5. UNDERCARRIAGE AND FRAME
• 1.6.6. HYDRAULIC SYSTEM
• 1.6.7. CAB AND ITS ATTACHMENTS
• 1.6.8. ELECTRICAL SYSTEM
• 1.6.9. Pm CLINIC
• 1.7. TROUBLESHOOTING
• 1.7.1. CONTENTS
• 1.7.2. RELATED INFORMATION ON TROUBLESHOOTING
• 1.7.3. TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)
• 1.7.4. TROUBLESHOOTING OF ELECTRICAL SYSTEM (EMODE)
• 1.7.5. TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)
• 1.7.6. TROUBLESHOOTING OF ENGINE (SMODE)
• 1.8. DISASSEMBLY AND ASSEMBLY
• 1.8.1. CONTENTS
• 1.8.2. RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY
• 1.8.3. ENGINE AND COOLING SYSTEM
• 1.8.4. POWER TRAIN
• 1.8.5. UNDERCARRIAGE AND FRAME
• 1.8.6. HYDRAULIC SYSTEM
• 1.8.7. WORK EQUIPMENT
• 1.8.8. CAB AND ITS ATTACHMENTS
• 1.8.9. ELECTRICAL SYSTEM
• 1.9. MAINTENANCE STANDARD
• 1.9.1. CONTENTS
• 1.9.2. ENGINE AND COOLING SYSTEM
• 1.9.3. POWER TRAIN
• 1.9.4. UNDERCARRIAGE AND FRAME
• 1.9.5. HYDRAULIC SYSTEM
• 1.9.6. WORK EQUIPMENT
• 1.10. APPENDIX
• 1.10.1. CONTENTS
• 1.10.2. AIR CONDITIONER SYSTEM
• 1.10.3. COMPONENT PARTS OF AIR CONDITIONER SYSTEM
• 1.10.4. EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF AIR CONDITIONER
• 1.10.5. CIRCUIT DIAGRAM AND ARRANGEMENT OF CONNECTOR PINS FOR AIR CONDITIONER
• 1.10.6. AIR CONDITIONER SYSTEM DIAGRAM
• 1.10.7. INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS
• 1.10.8. TESTING AIR LEAKAGE (DUCT)
• 1.10.9. TESTING AIR CONDITIONER USING SELFDIAGNOSIS FUNCTION
• 1.10.10. HOW TO OPEN THE ELECTRICAL SYSTEM ABNORMALITY RECORD SCREEN IN SERVICE MODE OF THE MACHINE MONITOR
• 1.10.11. TEST VENT (MODE) CHANGEOVER
• 1.10.12. TESTING FRESH/RECIRC AIR CHANGEOVER
• 1.10.13. TEST SUNLIGHT SENSOR
• 1.10.14. TEST (DUAL) PRESSURE SWITCH FOR REFRIGERANT
• 1.10.15. TEST RELAYS
• 1.10.16. AIR CONDITIONER TROUBLESHOOTING CHART 1
• 1.10.17. AIR CONDITIONER TROUBLESHOOTING CHART 2
• 1.10.18. INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
• 1.10.19. FAILURE CODE 879AKA A/C Recirculation Air Temperature Sensor Open Circuit
• 1.10.20. FAILURE CODE 879AKB A/C Recirculation Air Temperature Sensor Short Circuit
• 1.10.21. FAILURE CODE 879BKA A/C Fresh Air Temperature Sensor Open Circuit
• 1.10.22. FAILURE CODE 879BKB A/C Fresh Air Temperature Sensor Short Circuit
• 1.10.23. FAILURE CODE 879CKA Ventilating Sensor Open Circuit
• 1.10.24. FAILURE CODE 879CKB Ventilating Sensor Short Circuit
• 1.10.25. FAILURE CODE 879DKZ Sunlight Sensor Open Circuit or Short Circuit
• 1.10.26. FAILURE CODE 879EMC Ventilation Damper Malfunction
• 1.10.27. FAILURE CODE 879FMC Air Mix Damper Malfunction
• 1.10.28. FAILURE CODE 879GKX Refrigerant Pressure Input Signal Out of Range
• 1.10.29. A1 TROUBLESHOOTING FOR POWER SUPPLY SYSTEM (AIR CONDITIONER DOES NOT OPERATE)
• 1.10.30. A2 TROUBLESHOOTING OF COMPRESSOR SYSTEM (AIR IS NOT COOLED)
• 1.10.31. A3 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL)
• 1.10.32. A4 TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER
• 1.10.33. TROUBLESHOOTING USING GAUGE PRESSURE
• 1.10.34. CONNECTION OF SERVICE TOOL
• 1.10.35. PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS
• 1.10.36. HANDLE COMPRESSOR OIL
• 1.10.37. METHOD FOR REPLACING DESICCANT
• 1.11. CIRCUIT DIAGRAMS
• 1.11.1. CONTENTS
• 1.11.2. HYDRAULIC CIRCUIT DIAGRAM
• 1.11.3. ELECTRICAL CIRCUIT DIAGRAM
• 1.12. INDEX