komatsu pc20r 8 pc27r 8 hydraulic excavator shop manual webm000201 1

komatsu pc20r 8 pc27r 8 hydraulic excavator shop manual webm000201 2

komatsu pc20r 8 pc27r 8 hydraulic excavator shop manual webm000201 3

komatsu pc20r 8 pc27r 8 hydraulic excavator shop manual webm000201 4

komatsu pc20r 8 pc27r 8 hydraulic excavator shop manual webm000201 5

Komatsu PC20R-8, PC27R-8 Hydraulic Excavator Shop Manual WEBM000201

$40.00

Type Of Manual: Shop Manual
Manual ID: WEBM000201
Format: PDF
Size: 7.4MB
Number of Pages: 298

Category: Komatsu Shop Manual PDF

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

1. COVER
1.1. CONTENTS
1.2. LIST OF REVISED PAGES
1.3. SAFETY
1.4. FOREWORD
1.5. HOW TO READ THE SHOP MANUAL
1.6. HOISTING INSTRUCTIONS
1.7. STANDARD TIGHTENING TORQUE
1.8. COATING MATERIALS
1.9. ELECTRIC WIRE CODE
1.10. WEIGHT TABLE
1.11. TABLE OF OIL AND COOLANT QUANTITIES
1.12. STRUCTURE AND FUNCTION
1.12.1. POWER TRAIN
1.12.2. SWING CIRCLE
1.12.3. SWING MACHINERY PC27R8
1.12.4. FINAL DRIVE
1.12.5. TRACK FRAME
1.12.6. RECOIL SPRING
1.12.7. CARRIER ROLLER PC27R8
1.12.8. TRACK ROLLER
1.12.9. STEEL SHOE
1.12.10. HYDRAULIC SYSTEM PC20R8
1.12.11. HYDRAULIC SYSTEM PC27R8
1.12.12. HYDRAULIC CIRCUIT DIAGRAM PC20R8
1.12.13. HYDRAULIC CIRCUIT DIAGRAM PC27R8
1.12.14. HYDRAULIC PUMP PC20R8
1.12.15. HYDRAULIC PUMP PC27R8
1.12.16. TCC VALVE, LS VALVE, SERVO PISTON
1.12.17. ELECTRICAL DIAGRAM (1/3)
1.12.18. ELECTRICAL DIAGRAM (2/3)
1.12.19. ELECTRICAL DIAGRAM (3/3)
1.13. TESTING AND ADJUSTMENT
1.13.1. NORMAL OR STANDARD TECHNICAL DATA
1.13.2. SPECIAL TOOLS
1.13.3. CHECKING THE ENGINE SPEED
1.13.4. ADJUSTMENT OF VALVE CLEARANCE
1.13.5. MEASUREMENT OF THE COMPRESSION PRESSURE
1.13.6. CONTROL AND ADJUSTMENT OF THE TENSION OF THE FAN BELT
1.13.7. CONTROL AND ADJUSTMENT OF THE INJECTION TIMING
1.13.8. CONTROL AND ADJUSTMENT OF THE ACCELERATOR STROKE
1.13.9. ADJUSTMENT OF THE STROKE OF THE BLADE COMMAND LEVER
1.13.10. ADJUSTING THE FLEXIBLE CABLES
1.13.11. CONTROL AND ADJUSTMENT OF THE STROKE OF THE TRAVEL LEVER
1.13.12. ADJUSTMENT OF THE STROKE OF THE BOOM SWING COMMAND PEDAL
1.13.13. ADJUSTMENT OF THE PPC VALVE CLEARANCES
1.13.14. ADJUSTMENT OF THE RUBBER PAD AND SAFETY MICROSWITCH FOR SERVOCONTROL ENGAGEMENT
1.13.15. CONTROL AND ADJUSTMENT OF THE TRACKSHOE TENSION
1.13.16. CONTROL AND REGULATION OF THE PRESSURES IN THE HYDRAULIC CIRCUITS
1.13.17. CONTROL AND REGULATION OF THE LS DIFFERENTIAL PRESSURE AND ADJUSTMENT OF THE LS VALVE (PC20R8)
1.13.18. REGULATION OF THE PC VALVE (PC20R8)
1.13.19. CONTROL AND REGULATION OF THE LS DIFFERENTIAL PRESSURE AND ADJUSTMENT OF THE LS VALVE (PC27R8)
1.13.20. REGULATION OF THE PC VALVE (PC27R8)
1.13.21. CONTROL AND REGULATION OF THE SERVOCONTROL POWER SUPPLY
1.13.22. ELIMINATION OF RESIDUAL PRESSURES PRESSURISATION OF THE TANK
1.13.23. BLEEDING AIR FROM THE HYDRAULIC CIRCUITS
1.13.24. CONTROL OF HYDRAULIC DRIFTS ANALYSIS OF THE CAUSES OF A DRIFT
1.13.25. CHECKING FOR ANY LEAKAGES INSIDE THE WORKING EQUIPMENT CYLINDERS
1.13.26. CHECKING FOR ANY LEAKAGES INSIDE THE SWING MOTOR
1.13.27. METHODS FOR TESTING FOR LEAKAGES INSIDE THE SWIVEL JOINT
1.14. REMOVAL AND INSTALLATION
1.14.1. HOW TO READ THE MANUAL
1.14.2. PRECAUTIONS TO BE TAKEN WHILE WORKING
1.14.3. WATER COOLANT PUMP
1.14.4. OILCOOLER RADIATOR GROUP
1.14.5. ENGINEPUMP GROUP
1.14.6. PUMP
1.14.7. ENGINEPUMP COUPLING
1.14.8. LATERAL LOWER COVER
1.14.9. INNER CONTROL VALVE BOX COVER
1.14.10. CONTROL VALVE
1.14.11. LEFTHAND PPC VALVE (ARMBUCKET)
1.14.12. RIGHTHAND PPC VALVE (BOOMBUCKET)
1.14.13. SERVOCONTROL SOLENOID GROUP
1.14.14. PLATFORM
1.14.15. SWIVEL JOINT
1.14.16. SWING MACHINERY
1.14.17. REVOLVING FRAME
1.14.18. SWING CIRCLE
1.14.19. RUBBER TRACK SHOES
1.14.20. STEEL TRACKSHOES
1.14.21. SPROCKET WHEEL
1.14.22. FINAL DRIVE
1.14.23. IDLER AND RECOIL SPRING
1.14.24. SPRING RECOIL AND THRUST CYLINDER GROUPS
1.14.25. IDLER
1.14.26. TRACK ROLLERS
1.14.27. BOOM CYLINDER
1.14.28. ARM CYLINDER
1.14.29. BUCKET CYLINDER
1.14.30. BOOM SWING CYLINDER
1.14.31. BLADE CYLINDER
1.14.32. WORK EQUIPMENT CYLINDERS
1.14.33. UPPER WORK EQUIPMENT
1.14.34. BUCKET
1.14.36. ARM ASSEMBLY
1.14.37. BOOM
1.14.38. BOOM SWING SUPPORT
1.14.39. BLADE
1.15. STANDARD MAINTENANCE
1.15.1. SWING CIRCLE
1.15.2. SWING MACHINERY PC27R8
1.15.3. FINAL DRIVE
1.15.4. SPROCKET
1.15.5. TRACK FRAME AND RECOIL SPRING
1.15.6. IDLER
1.15.7. CARRIER ROLLER PC27R8
1.15.8. WORK EQUIPMENT PC20R8
1.15.9. WORK EQUIPMENT PC27R8

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