Komatsu PC270LL-7L Logging Excavator Shop Manual CEBD014600

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Komatsu PC270LL-7L Logging Excavator Shop Manual CEBD014600 - Image 5

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Komatsu PC270LL-7L Logging Excavator Shop Manual CEBD014600

$40.00

Type Of Manual: Shop Manual
Manual ID: CEBD014600
Format: PDF
Size: 30.5MB
Number of Pages: 694

Category: Komatsu Shop Manual PDF

Model List:
- PC270LL-7L Logging Excavator

0.0.1. IMPORTANT SAFETY NOTICE
0.0.2. GENERAL PRECAUTIONS
0.0.3. PREPARATIONS FOR WORK
0.0.4. PRECAUTIONS DURING WORK
0.1. GENERAL
0.2. HOW TO READ THE SHOP MANUAL
0.2.1. VOLUMES
0.2.2. DISTRIBUTION AND UPDATING
0.2.3. FILING METHOD
0.2.4. REVISED EDITION MARK
0.2.5. REVISIONS
0.2.6. SYMBOLS
0.3. HOISTING INSTRUCTIONS
0.3.1. HOISTING
0.3.2. WIRE ROPES
0.4. COATING MATERIALS
0.5. STANDARD TIGHTENING TORQUE
0.5.1. STANDARD TIGHTENING TORQUE OF BOLTS AND NUTS
0.5.2. TIGHTENING TORQUE OF HOSE NUTS
0.5.3. TIGHTENING TORQUE OF SPLIT FLANGE BOLTS
0.5.4. TIGHTENING TORQUE FOR FLARED NUTS
0.6. ELECTRIC WIRE CODE
0.6.1. CLASSIFICATION BY THICKNESS
0.6.2. CLASSIFICATION BY COLOR AND CODE
0.7. CONVERSION TABLES
0.7.1. METHOD OF USING THE CONVERSION TABLE
1. GENERAL
1.1. SPECIFICATION DIMENSION DRAWINGS
1.1.1. PC270LL7L
1.1.2. DIMENSIONS
1.1.3. WORKING RANGES
1.2. WEIGHT TABLE
1.3. FUEL, COOLANT AND LUBRICANTS
1.3.1. PC270LL7L
2. STRUCTURE AND FUNCTION
2.1. ENGINE RELATED PARTS
2.2. RADIATOR . OIL COOLER . AFTERCOOLER
2.3. POWER TRAIN
2.4. FINAL DRIVE
2.5. SWING CIRCLE
2.6. TRACK FRAME . RECOIL SPRING
2.7. IDLER
2.8. TRACK ROLLER
2.9. TRACK SHOE
2.10. TRIPLE GROUSER SHOE
2.11. HYDRAULIC EQUIPMENT
2.11.1. LS(PC)EPC VALVE
2.12. CONTROL VALVE
2.13. SELF PRESSURE REDUCING VALVE
2.13.1. MAIN RELIEF VALVE
2.13.2. VARIABLE PRESSURE COMPENSATION VALVE
2.14. CLSS
2.15. SWING MOTOR
2.15.1. RELIEF VALVE PORTION
2.15.2. SWING LOCK
2.16. REVERSE PREVENTION VALVE
2.17. CENTER SWIVEL JOINT
2.17.1. TRAVEL MOTOR
2.17.2. PARKING BRAKE
2.17.3. TRAVEL JUNCTION VALVE
2.18. VALVE CONTROL
2.18.1. CONNECTIONS
2.18.2. LEVER POSITIONS
2.19. WORK EQUIPMENT . SWING PPC VALVE
2.20. TRAVEL PPC VALVE
2.21. SERVICE VALVE
2.22. SOLENOID VALVE
2.23. ATTACHMENT SOLENOID VALVE
2.24. PPC ACCUMULATOR
2.25. BOOM HYDRAULIC DRIFT PREVENTION VALVE
2.26. LIFT CHECK VALVE
2.27. HYDRAULIC CYLINDERS
2.27.1. BOOM CYLINDER
2.27.2. ARM CYLINDER
2.27.3. BUCKET CYLINDER
2.28. WORK EQUIPMENT
2.28.1. HOURS
2.28.2. HOURS
2.28.3. DIMENSION OF ARM
2.28.4. DIMENSION OF BUCKET
2.29. AIR CONDITIONER
2.29.1. PIPING
2.30. ENGINE CONTROL
2.30.1. FUEL CONTROL DIAL
2.30.2. GOVERNOR MOTOR
2.30.3. ENGINE THROTTLE AND PUMP CONTROLLER
2.30.4. INPUT AND OUTPUT SIGNALS
2.31. ELECTRONIC CONTROL SYSTEM
2.31.1. MACHINE CONTROL SYSTEM DIAGRAM
2.31.2. ENGINE AND PUMP CONTROL FUNCTION
2.31.3. SWING CONTROL FUNCTION WITH SOFT SWING
2.32. MULTI MONITOR SYSTEM
2.32.1. MONITOR PANEL
2.32.2. MONITOR CONTROL, DISPLAY PORTION MONITOR PORTION
2.32.3. MONITOR ITEMS AND DISPLAY
2.32.4. MAINTENANCE FUNCTION
2.33. SENSORS
2.33.1. ENGINE OIL LEVEL SENSOR
2.33.2. ENGINE OIL PRESSURE SENSOR (FOR LOW PRESSURE)
2.33.3. COOLANT TEMPERATURE SENSOR
2.33.4. HYDRAULIC OIL TEMPERATURE SENSOR
2.33.5. FUEL LEVEL SENSOR
2.33.6. AIR CLEANER CLOGGING SENSOR
2.34. CAB RISER AND RELATED PARTS
2.34.1. POWER CONTROL
2.35. CAB RISER HYDRAULIC SYSTEM
3. TESTING, ADJUSTING AND TROUBLESHOOTING
3.1. STANDARD VALUE TABLES
3.1.1. ENGINE
3.1.2. CHASSIS
3.2. TESTING AND ADJUSTING
3.2.1. SERVICE TOOLS
3.2.2. ENGINE
3.2.3. BELT TENSION AIR COMPRESSOR
3.2.4. EMERGENCY ESCAPE FROM ENGINE CONTROL FAILURE
3.2.5. SWING CIRCLE BEARINGS
3.2.6. TRACK SHOE TENSION
3.2.7. SPROCKET
3.2.8. OIL PRESSURE
3.2.9. PPC VALVE OUTPUT PRESSURE
3.2.10. WORK EQUIPMENT AND SWING PPC VALVE
3.2.11. WORK EQUIPMENT HYDRAULIC DRIFT
3.2.12. RELEASING PRESSURE IN HYDRAULIC CIRCUIT
3.2.13. OIL LEAKAGE
3.2.14. AIR BLEEDING OF VARIOUS PARTS
3.2.15. SOFT SWING ADJUSTMENTS
3.2.16. DIODE INSPECTION PROCEDURES
3.2.17. CAB DOOR STOP ADJUSTMENT
3.2.18. MULTIMONITOR PANEL
3.2.19. ELECTRICAL SYSTEM TROUBLESHOOTING
3.2.20. PM TUNE UP SERVICE
3.3. TROUBLESHOOTING
3.3.1. TROUBLESHOOTING GENERAL
3.3.2. TROUBLESHOOTING ELECTRICAL SYSTEM (EMODE)
3.3.3. TROUBLESHOOTING MONITOR ELECTRICAL (EMODE)
4. DISASSEMBLY AND ASSEMBLY
4.1. METHOD OF USING MANUAL
4.2. PRECAUTIONS DURING OPERATION
4.2.1. PRECAUTIONS WHEN CARRYING OUT REMOVAL WORK
4.2.2. PRECAUTIONS WHEN CARRYING OUT INSTALLATION WORK
4.2.3. PRECAUTIONS WHEN COMPLETING THE OPERATIONS
4.2.4. OTHER PRECAUTIONS
4.3. SPECIAL TOOL LIST
4.4. SKETCHES OF SPECIAL TOOLS
4.5. ENGINE
4.5.1. ALTERNATOR
4.5.2. CYLINDER HEAD
4.5.3. ENGINE FRONT SEAL
4.5.4. ENGINE OIL COOLER
4.5.5. ENGINE REAR SEAL
4.5.6. FUEL INJECTION PUMP
4.6. HYDRAULIC OIL COOLER
4.6.1. REMOVAL
4.6.2. INSTALLATION
4.7. ENGINE AND HYDRAULIC PUMPS
4.7.1. REMOVAL
4.7.2. INSTALLATION
4.8. TRAVEL MOTOR AND FINAL DRIVE
4.9. TRACK AND CARRIER ROLLER
4.9.1. REMOVAL
4.9.2. INSTALLATION
4.9.3. DISASSEMBLY
4.9.4. ASSEMBLY
4.10. IDLER AND RECOIL SPRING
4.10.1. EXPANSION OF TRACK SHOE
4.10.2. ASSEMBLY
4.11. SWING CIRCLE
4.11.1. REMOVAL
4.11.2. INSTALLATION
4.12. REVOLVING FRAME
4.12.1. REMOVAL
4.12.2. INSTALLATION
4.13. CENTER SWIVEL JOINT
4.14. HYDRAULIC PUMP INPUT SHAFT OIL SEAL
4.15. HYDRAULIC CYLINDER
4.16. AIR CONDITIONER
4.17. GOVERNOR PUMP CONTROLLER
4.17.1. REMOVAL
4.17.2. INSTALLATION
5. OTHERS
5.1. ELECTRICAL
5.1.1. CIRCUIT DIAGRAM SHEET 1 (PART 1 OF 3)
5.1.2. CIRCUIT DIAGRAM SHEET 1 (PART 2 OF 3)
5.1.3. CIRCUIT DIAGRAM SHEET 1 (PART 3 OF 3)
5.1.4. CIRCUIT DIAGRAM SHEET 2 (PART 1 OF 1)
5.1.5. CIRCUIT DIAGRAM SHEET 3 (PART 1 OF 2)
5.1.6. CIRCUIT DIAGRAM SHEET 3 (PART 2 OF 2)
5.1.7. CIRCUIT DIAGRAM SHEET 4 (PART 1 OF 2)
5.1.8. CIRCUIT DIAGRAM SHEET 4 (PART 2 OF 2)
5.2. HYDRAULIC
5.2.1. HYDRAULIC DIAGRAM (SHEET 1 OF 4) FOLDOUT 11
5.2.2. HYDRAULIC DIAGRAM (SHEET 2 OF 4) FOLDOUT 12
5.2.3. HYDRAULIC DIAGRAM (SHEET 3 OF 4) FOLDOUT 13

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