komatsu pc20r 8 pc25r 8 pc27r 8 hydraulic excavator shop manual sebm010801 1

komatsu pc20r 8 pc25r 8 pc27r 8 hydraulic excavator shop manual sebm010801 2

komatsu pc20r 8 pc25r 8 pc27r 8 hydraulic excavator shop manual sebm010801 3

komatsu pc20r 8 pc25r 8 pc27r 8 hydraulic excavator shop manual sebm010801 4

komatsu pc20r 8 pc25r 8 pc27r 8 hydraulic excavator shop manual sebm010801 5

Komatsu PC20R-8, PC25R-8, PC27R-8 Hydraulic Excavator Shop Manual SEBM010801

$40.00

Type Of Manual: Shop Manual
Manual ID: SEBM010801
Format: PDF
Size: 22.9MB
Number of Pages: 473

Category: Komatsu Shop Manual PDF

Model List:
- PC20R-8 Hydraulic Excavator
- PC25R-8 Hydraulic Excavator
- PC27R-8 Hydraulic Excavator

1. COVER
2. CONTENTS
3. GENERAL
3.1. GENERAL ASSEMBLY DRAWING
3.2. SPECIFICATIONS
3.3. WEIGHT TABLE
3.4. LIST OF LUBRICANT AND WATER
4. STRUCTURE AND FUNCTION
4.1. POWER TRAIN
4.2. SWING CIRCLE
4.3. SWING MACHINERY
4.4. TRACK FRAME
4.5. RECOIL SPRING
4.6. HYDRAULIC PIPING
4.7. HYDRAULIC CIRCUIT DIAGRAM
4.8. HYDRAULIC TANK
4.9. HYDRAULIC PUMP
4.10. CONTROL VALVE
4.11. CLSS
4.12. CENTER SWIVEL JOINT
4.13. ELECTRICAL CIRCUIT DIAGRAM
4.14. MACHINE MONITOR SYSTEM
5. TESTING AND ADJUSTING
5.1. STANDARD VALUE TABLE FOR ENGINE RELATED PARTS
5.2. STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS
5.3. STANDARD VALUE TABLE FOR ELECTRICAL PARTS
5.4. TOOLS FOR TESTING,ADJUSTING,AND TROUBLESHOOTING
5.5. MEASURING ENGINE SPEED
5.6. MEASURING EXHAUST COLOR
5.7. ADJUSTING VALVE CLEARANCE
5.8. MEASURING COMPRESSION PRESSURE
5.9. TESTING AND ADJUSTING FUEL INJECTION TIMING
5.10. MEASURING ENGINE OIL PRESSURE
5.11. TESTING AND ADJUSTING ALTERNATOR FAN BELT TENSION
5.12. MEASURING SPROCKET WEAR
5.13. TESTING AND ADJUSTING TRACK SHOE TENSION
5.14. TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT,SWING,TRAVEL CIRCUIT
5.15. TESTING AND ADJUSTING LS DIFFERENTIAL PRESSURE
5.16. ADJUSTING PC VALVE
5.17. TESTING AND ADJUSTING CONTROL CIRCUIT PRESSURE
5.18. MEASURING OUTPUT PRESSURE OF PPC LOCK VALVE AND TRAVEL BOOST VALVE
5.19. TESTING PPC VALVE OUTPUT PRESSURE AND SWING HOLDING BRAKE INLET PORT PRESSURE
5.20. ADJUSTING WORK EQUIPMENT,SWING PPC VALVE
5.21. TESTING AND ADJUSTING TRAVEL DEVIATION
5.22. MEASURING OIL LEAKAGE INSIDE CYLINDER
5.23. RELEASING REMAINING PRESSURE FROM HYDRAULIC CIRCUIT
5.24. RELEASING REMAINING PRESSURE FROM HYDRAULIC TANK
5.25. PRESSURIZING HYDRAULIC TANK
5.26. BLEEDING AIR
5.27. TROUBLESHOOTING
5.27.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
5.27.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
5.27.3. POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
5.27.4. CHECKS BEFORE TROUBLESHOOTING
5.27.5. TYPE OF CONNECTOR AND POSITION OF INSTALLATION
5.27.6. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
5.27.7. METHOD OF USING TROUBLESHOOTING CHARTS
5.27.8. TROUBLESHOOTING OF ELECTRICAL SYSTEM(E MODE)
5.27.9. TROUBLESHOOTING OF HYDRAULIC,MECHANICAL SYSTEM(H MODE)
5.27.10. TROUBLESHOOTING OF MACHINE MONITOR SYSTEM(M MODE)
6. DISASSEMBLY AND ASSEMBLY
6.1. METHOD OF USING MANUAL
6.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
6.3. SPECIAL TOOL LIST
6.4. SKETCHES OF SPECIAL TOOLS
6.5. STARTING MOTOR
6.5.1. REMOVAL AND INSTALLATION
6.6. ALTERNATOR
6.6.1. REMOVAL AND INSTALLATION
6.7. FUEL INJECTION PUMP
6.7.1. REMOVAL
6.7.2. INSTALLATION
6.8. NOZZLE HOLDER
6.8.1. REMOVAL AND INSTALLATION
6.9. WATER PUMP
6.9.1. REMOVAL
6.9.2. INSTALLATION
6.10. THERMOSTAT
6.10.1. REMOVAL AND INSTALLATION
6.11. ENGINE FRONT SEAL
6.11.1. REMOVAL AND INSTALLATION
6.12. ENGINE REAR SEAL
6.12.1. REMOVAL AND INSTALLATION
6.13. ENGINE,HYDRAULIC PUMP
6.13.1. REMOVAL
6.13.2. INSTALLATION
6.14. FUEL TANK
6.14.1. REMOVAL AND INSTALLATION
6.15. DAMPER
6.15.1. REMOVAL AND INSTALLATION
6.16. CENTER SWIVEL JOINT
6.16.1. REMOVAL AND INSTALLATION
6.16.2. DISASSEMBLY AND ASSEMBLY
6.17. TRAVEL MOTOR
6.17.1. REMOVAL AND INSTALLATION
6.17.2. DISASSEMBLY AND ASSEMBLY(PHV190(FOR PC20R8))
6.17.3. DISASSEMBLY AND ASSEMBLY(PHV200(FOR PC25R8),PHV250(FOR PC27R8))
6.18. SPROCKET
6.18.1. REMOVAL AND INSTALLATION
6.19. SWING MOTOR,SWING MACHINERY
6.19.1. REMOVAL
6.19.2. INSTALLATION
6.19.3. DISASSEMBLY
6.19.4. ASSEMBLY
6.20. SWING MOTOR(LMF16AB(FOR PC25R8 AND PC27R8)
6.20.1. DISASSEMBLY
6.20.2. ASSEMBLY
6.21. REVOLVING FRAME
6.21.1. REMOVAL
6.21.2. INSTALLATION
6.22. SWING CIRCLE
6.22.1. REMOVAL AND INSTALLATION
6.23. IDLER
6.23.1. REMOVAL AND INSTALLATION
6.23.2. DISASSEMBLY
6.23.3. ASSEMBLY
6.24. RECOIL SPRING
6.24.1. REMOVAL AND INSTALLATION
6.24.2. DISASSEMBLY AND ASSEMBLY
6.25. TRACK ROLLER
6.25.1. REMOVAL AND INSTALLATION
6.25.2. DISASSEMBLY
6.25.3. ASSEMBLY
6.26. CARRIER ROLLER
6.26.1. REMOVAL AND INSTALLATION
6.26.2. DISASSEMBLY AND ASSEMBLY
6.27. RUBBER SHOE
6.27.1. REMOVAL AND INSTALLATION
6.28. STEEL SHOE
6.28.1. REMOVAL AND INSTALLATION
6.29. HYDRAULIC TANK
6.29.1. REMOVAL AND INSTALLATION
6.30. HYDRAULIC COOLER
6.30.1. REMOVAL AND INSTALLATION
6.31. HYDRAULIC PUMP
6.31.1. REMOVAL AND INSTALLATION
6.32. MAIN PUMP(LPV30(FOR PC25R8 AND PC27R8)
6.32.1. REMOVAL AND INSTALLATION
6.33. BUCKET CYLINDER
6.33.1. REMOVAL
6.33.2. INSTALLATION
6.34. BOOM SWING CYLINDER
6.34.1. REMOVAL
6.34.2. INSTALLATION
6.35. BLADE CYLINDER
6.35.1. REMOVAL AND INSTALLATION
6.36. HYDRAULIC CYLNDER
6.36.1. REMOVAL AND INSTALLATION
6.37. BOOM SWING BRACKET
6.37.1. REMOVAL
6.37.2. INSTALLATION
6.38. BLADE
6.38.1. REMOVAL AND INSTALLATION
6.39. OPERATORS CAB
6.39.1. REMOVAL AND INSTALLATION
6.40. CANOPY
6.40.1. REMOVAL AND INSTALLATION
6.41. FLOOR FRAME
6.41.1. REMOVAL
6.41.2. INSTALLATION
7. MAINTENANCE STANDARD
7.1. SWING CIRCLE
7.2. SWING MACHINERY
7.3. TRACK FRAME,RECOIL SPRING
7.4. HYDRAULIC PUMP(LPV30)
7.5. CONTROL VALVE
7.6. CENTER SWIVEL JOINT
7.7. SWING MOTOR
7.8. TRAVEL MOTOR
7.9. PPC VALVE
7.10. HYDRAULIC CYLINDER
7.11. WORK EQUIPMENT
8. OTHERS
8.1. HYDRAULIC PIPING PC20R8
8.2. HYDRAULIC PIPING PC25R,27R8
8.3. HYDRAULIC CIRCUIT DIAGRAM PC20R8
8.4. HYDRAULIC CIRCUIT DIAGRAM PC25R8
8.5. HYDRAULIC CIRCUIT DIAGRAM PC27R8
8.6. CLSS 10A. OPERATION OF THE SYSTEM AS A WHOLE PC20R8
8.7. CLSS 10B. OPERATION OF THE SYSTEM AS A WHOLE PC25R,PC27R8
8.8. ELECTRICAL CIRCUIT DIAGRAM PC20R,25R,27R8

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