Komatsu PC10-7, PC15-3, PC20-7 Hydraulic Excavator Shop Manual SEBM020P0703
Komatsu PC10-7, PC15-3, PC20-7 Hydraulic Excavator Shop Manual SEBM020P0703 - Image 2
Komatsu PC10-7, PC15-3, PC20-7 Hydraulic Excavator Shop Manual SEBM020P0703 - Image 3
Komatsu PC10-7, PC15-3, PC20-7 Hydraulic Excavator Shop Manual SEBM020P0703 - Image 4
Komatsu PC10-7, PC15-3, PC20-7 Hydraulic Excavator Shop Manual SEBM020P0703 - Image 5

Komatsu PC10-7, PC15-3, PC20-7 Hydraulic Excavator Shop Manual SEBM020P0703

$50.00

  • Type Of Manual: Shop Manual
  • Manual ID: SEBM020P0703
  • Format: PDF
  • Size: 12.4MB
  • Number of Pages: 264
Category:

Description

  • Model List:

    • PC10-7 Hydraulic Excavator
    • PC15-3 Hydraulic Excavator
    • PC20-7 Hydraulic Excavator
  • 1. COVER
  • 2. CONTENTS
  • 3. STRUCTURE AND FUNCTION
  • 3.1. POWER TRAIN
  • 3.2. SWING CIRCLE
  • 3.3. SWING MACHINERY
  • 3.4. TRACK FRAME AND RECOIL SPRING
  • 3.5. HYDRAULIC PIPING
  • 3.6. HYDRAULIC CIRCUIT DIAGRAM
  • 3.7. HYDRAULIC TANK AND FUEL TANK
  • 3.8. HYDRAULIC PUMP
  • 3.9. SPOOL CONTROL VALVE
  • 3.10. SPOOL CONTROL VALVE
  • 3.11. SWING MOTOR
  • 3.12. CENTER SWIVEL JOINT
  • 3.13. TRAVEL MOTOR
  • 3.14. HYDRAULIC CYLINDER
  • 3.15. VALVE CONTROL
  • 3.16. WORK EQUIPMENT
  • 3.17. ELECTRICAL CIRCUIT DIAGRAM
  • 3.18. MONITOR SYSTEM
  • 4. TESTING AND ADJUSTING
  • 4.1. TABLE OF JUDGEMENT STANDARD VALUE
  • 4.2. STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
  • 4.3. TOOL FOR TESTING, ADJUSTING AND TROUBLESHOOTING
  • 4.4. ADJUSTING VALVE CLEARANCE
  • 4.5. MEASURING COMPRESSION PRESSURE
  • 4.6. ADJUSTING FUEL INJECTION TIMING
  • 4.7. ADJUSTING FUEL CONTROL LEVER
  • 4.8. TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT
  • 4.9. TESTING LOCATIONS CAUSING HYDRAULIC DRIFT OF WORK EQUIPMENT
  • 4.10. BLEEDING AIR
  • 4.11. TROUBLESHOOTING
  • 4.11.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
  • 4.11.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
  • 4.11.3. PRECAUTIONS WHEN CARRYING OUT MAINTENANCE
  • 4.11.4. CHECKS BEFORE TROUBLESHOOTING
  • 4.11.5. ELECTRICAL CIRCUIT DIAGRAM
  • 4.11.6. POSITION OF CONNECTORS FOR TROUBLESHOOTING
  • 4.11.7. CONNECTION TABLE FOR CONNECTOR
  • 4.11.8. HANDLING CONNECTORS
  • 4.11.9. METHOD OF USING TROUBLESHOOTING CHARTS
  • 4.11.10. TROUBLESHOOTING OF ELECTRICAL SYSTEM (C MODE)
  • 4.11.10.1. C1. THIS ENGINE DOES NOT STOP WHEN THE STARTING SWITCH IS TURNED OFF
  • 4.11.11. TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE)
  • 4.11.11.1. H1 SPEEDS OF WORK EQUIPMENT, TRAVEL SWING ARE ALL SLOW ALL WORK EQUIPMENT, TRAVEL, SWING LACK POWER
  • 4.11.11.2. H2 THERE IS EXCESSIVE DROP IN ENGINE SPEED, OR ENGINE STALLS WORK EQUIPMENT, TRAVEL, SWING DO NOT MOVE, OR SPEED IN EXTREMELY SLOW
  • 4.11.11.3. H3 ABNORMAL NOISE GENERATED (FROM AROUND PUMP)
  • 4.11.11.4. H4 CONTROL LEVER IS HEAVY
  • 4.11.11.5. H5 WORK EQUIPMENT (BOOM, ARM, BUCKET) SPEED IS SLOW EXCESSIVE HYDRAULIC DRIFT
  • 4.11.11.6. H6 WORK EQUIPMENT (BOOM, ARM, BUCKET) LACKS POWER
  • 4.11.11.7. H7 EXCESSIVE TIME LAG
  • 4.11.11.8. H8 WHEN MACHINE IS TRAVELING . IT DEVIATES NATURALLY TO ONE SIDE
  • 4.11.11.8.1. DEVIATES IN SAME DIRECTION BOTH IN FORWARD AND REVERSE
  • 4.11.11.8.2. DEVIATES IN DIFFERENT DIRECTION IN FORWARD AND REVERSE
  • 4.11.11.9. H9 TRAVEL LACKS POWER (OR SPEED IS SLOW)
  • 4.11.11.10. H10 MACHINE DOES NOT MOVE (ONE SIDE ONLY)
  • 4.11.11.11. H11 DOES NOT SWING
  • 4.11.11.12. H12 SWING SPEED IS SLOW OR ACCELERATION IS POOR
  • 4.11.11.13. H13 EXCESSIVE OVERRUN WHEN STOPPING SWING
  • 4.11.11.14. H14 EXCESSIVE SHOCK WHEN STOPPING SWING
  • 4.11.11.15. H15 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING
  • 4.11.11.16. H16 EXCESSIVE HYDRAULIC DRIFT OF SWING
  • 4.11.11.17. H17 EXCESSIVE HYDRAULIC OF BOOM SWING
  • 4.11.11.18. TABLE OF FAILURE MODES AND CAUSES
  • 4.11.12. TROUBLESHOOTING OF MONITOR SYSTEM (P MODE)
  • 4.11.12.1. P1 MONITOR PANEL DOES NOT WORK
  • 4.11.12.2. P2 MONITOR PANEL CAUTION AND GAUGE LAMPS DO NOT LIGHT UP FOR 3 SECONDS AFTER STARTING SWITCHES TURNED ON, OR ALL LAMPS STAY LIGHTED UP
  • 4.11.12.2.1. DO NOT LIGHT UP FOR 3 SECONDS
  • 4.11.12.2.2. ALL LAMPS STAY LIGHTED UP
  • 4.11.12.3. P3 (OIL PRESSURE CAUTION LAMP) DOES NOT LIGHT UP WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED)
  • 4.11.12.4. P4 (CHARGE CAUTION LAMP) DOES NOT LIGHT UP WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED)
  • 4.11.12.5. P5 (PREHEATING PILOT LAMP) DOES NOT LIGHT UP WHEN PREHEATING
  • 4.11.12.6. P6 (ENGINE OIL LEVEL CAUTION LAMP) LIGHTS UP WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED) (ENGINE OIL LEVEL IS NORMAL)
  • 4.11.12.7. P7 (ENGINE OIL PRESSURE CAUTION LAMP) LIGHTS UP WHEN ENGINE IS RUNNING (ENGINE OIL PRESSURE IS NORMAL)
  • 4.11.12.8. P8 (CHARGE CAUTION LAMP) LIGHTS UP WHEN ENGINE IS RUNNING
  • 4.11.12.9. P9 ABNORMALITY IN COOLANT TEMPERATURE GAUGE DISPLAY
  • 4.11.12.9.1. AFTER ENGINE IS STARTED, GAUGE STAYS AT LOWEST LEVEL AND DOES NOT MOVE
  • 4.11.12.9.2. AFTER ENGINE IS STARTED, LEVEL RISES IMMEDIATELY ENTERS TED RANGE EVEN WHEN ENGINE IS NOT OVERHEATING
  • 4.11.12.10. P10 ABNORMALITY IN FUEL GAUGE DISPLAY
  • 4.11.12.10.1. ALL SEGMENTS OF FUEL GAUGE GO OUT
  • 4.11.12.10.2. FUEL LEVEL HAS GONE DOWN, BUT FUEL GAUGE STILL GIVES FULL DISPLAY, AND DOES NOT GO DOWN
  • 4.11.12.10.3. FUEL GAUGE DOES NOT GIVE FULL DISPLAY EVEN WHEN FUEL TANK IS FILLED
  • 4.11.12.11. P11 WHEN STARTING SWITCH IS TURNED ON, BUZZER DOES NOT SOUND FOR 1 SECOND
  • 4.11.12.12. P12 ABNORMALITY IN SERVICE METER DISPLAY
  • 4.11.12.12.1. SERVICE METER DOES NOT MOVE WHEN ENGINE IS RUNNING
  • 4.11.12.12.2. SERVICE METER PILOT LAMP DOES NOT FLASH
  • 4.11.12.13. P13 NIGHT LIGHTING DOES NOT LIGHT UP
  • 4.11.12.13.1. WHEN LAMP SWITCH IS AT POSITION 1OR POSITION 2, INTERNAL LIGHTING OF MONITOR (GAUGE PORTION) DOES NOT LIGHT UP
  • 4.11.12.13.2. WHEN LAMP SWITCH IS AT POSITION 2, WORKING LAMP DOES NOT LIGHT UP
  • 4.11.12.14. P14 HEATER DOES NOT WORK WHEN HEATER SWITCH IS OPERATED (MACHINES WITH CAB SPECIFICATION)
  • 5. DISASSEMBLY AND ASSEMBLY
  • 5.1. METHOD OF USING MANUAL
  • 5.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
  • 5.3. SPECIAL TOOL LIST
  • 5.4. FUEL INJECTION PUMP
  • 5.5. ENGINE FRONT SEAL
  • 5.5.1. REMOVAL
  • 5.5.2. INSTALLATION
  • 5.6. ENGINE REAR SEAL
  • 5.7. RADIATOR AND OIL COOLER
  • 5.7.1. REMOVAL
  • 5.7.2. INSTALLATION
  • 5.8. ENGINE AND HYDRAULIC PUMP
  • 5.9. CENTER SWIVEL JOINT
  • 5.10. SWING MOTOR AND SWING MACHINERY
  • 5.11. SWING MACHINERY
  • 5.11.1. DISASSEMBLY
  • 5.11.2. ASSEMBLY
  • 5.12. REVOLVING FRAME
  • 5.13. IDLER AND RECOIL SPRING
  • 5.14. SPOOL CONTROL VALVE
  • 5.14.1. REMOVAL
  • 5.14.2. INSTALLATION
  • 5.15. SPOOL CONTROL VALVE
  • 5.15.1. REMOVAL
  • 5.15.2. INSTALLATION
  • 5.16. SPOOL CONTROL VALVE
  • 5.16.1. DISASSEMBLY
  • 5.16.2. ASSEMBLY
  • 5.17. SPOOL CONTROL VALVE
  • 5.18. BUCKET CYLINDER
  • 5.18.1. REMOVAL
  • 5.18.2. INSTALLATION
  • 5.19. SWING CYLINDER
  • 5.20. HYDRAULIC CYLINDER
  • 6. MAINTENANCE STANDARD
  • 6.1. SWING CIRCLE
  • 6.2. SWING MACHINERY
  • 6.3. TRACK FRAME AND RECOIL SPRING
  • 6.4. SPOOL CONTROL VALVE
  • 6.5. SPOOL CONTROL VALVE
  • 6.6. SWING MOTOR
  • 6.7. TRAVEL MOTOR
  • 6.8. CENTER SWIVEL JOINT
  • 6.9. HYDRAULIC CYLINDER
  • 6.10. WORK EQUIPMENT
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