Komatsu PC03-2 Hydraulic Excavator Shop Manual SEBM025000

Komatsu PC03-2 Hydraulic Excavator Shop Manual SEBM025000 - Image 2

Komatsu PC03-2 Hydraulic Excavator Shop Manual SEBM025000 - Image 3

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Komatsu PC03-2 Hydraulic Excavator Shop Manual SEBM025000 - Image 5

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Komatsu PC03-2 Hydraulic Excavator Shop Manual SEBM025000

$40.00

Type Of Manual: Shop Manual
Manual ID: SEBM025000
Format: PDF
Size: 12.3MB
Number of Pages: 255

Category: Komatsu Shop Manual PDF

Model List:
- PC03-2 Hydraulic Excavator

0.1. HOW TO READ THE SHOP MANUAL
0.2. HOISTING INSTRUCTIONS
0.3. STANDARD TIGHTENING TORQUE
0.4. COATING MATERIALS
0.5. ELECTRIC WIRE CODE
0.6. COVERSION TABLE
1. GENERAL
1.1. GENERAL ASSEMBLY DRAWING
1.2. SPECIFICATIONS
1.3. WEIGHT TABLE
1.4. LIST OF LUBRICANT AND WATER
1.5. HYDRAULIC PIPING
1.6. HYDRAULIC DIAGRAM
1.7. HYDRAULIC TANK
1.8. HYDRAULIC PUMP
1.9. SPOOL CONTROL VALVE
1.10. SWING MOTOR
1.11. CENTER SWIVEL JOINT
1.12. TRAVEL MOTOR
1.13. VALVE CONTROL
1.14. HYDRAULIC CYLINDER
1.15. WORK EQUIPMENT
1.16. ELECTRICAL CIRCUIT DIAGRAM
2. TESTING AND ADJUSTING
2.1. STANDARD VALVE TABLE FOR ENGINERELATED PARTS
2.2. STANDARD VALVE TABLE FOR CHASSISRELATED PARTS
2.3. TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
2.4. MEASURING ENGINE SPEED
2.5. MEASURING ENGINE OIL PRESSURE
2.6. ADJUSTING VALVE CLEARANCE
2.7. MEASURING COMPRESSION PRESSURE
2.8. TESTING AND ADJUSTING FUEL INJECTION TIMING
2.9. TESTING AND ADJUSTING OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
2.10. TESTING LOCATIONS CAUSING HYDRAULIC DRIFT OF WORK EQUIPMENT
2.11. BLEEDING AIR FROM HYDRAULIC CYLINDERS
2.12. TROUBLESHOOTING
2.12.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
2.12.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
2.12.3. PRECAUTIONS WHEN CARRYING OUT MAINTENANCE
2.12.4. CHECKS BEFORE TROUBLESHOOTING CHARTS
2.12.5. METHOD OF USING TROUBLESHOOTING CHARTS
2.12.6. TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)
2.12.6.1. H1 SPEEDS OF ALL WORK EQUIPMENT, TRAVELING, SWINGING ARE SLOW OR LACK POWER
2.12.6.2. H2 THERE IS EXCESSIVE DROP IN ENGINE SPEED, OR ENGINE STALLS WORK EQUIPMENT TRAVELING, SWINGING DO NOT FUNCTION OR ARE
2.12.6.3. H3 ABNORMAL NOISE GENERATED (FROM AROUND PUMP)
2.12.6.4. H4 CONTROL LEVER IS HEAVY
2.12.6.5. H5 WORK EQUIPMENT (BOOM, ARM, BUCKET ) IS SLOW EXCESSIVE HYDRAULIC DRIFT
2.12.6.6. H6 WORK EQUIPMENT (BOOM, ARM, BUCKET ) LACKS POWER
2.12.6.7. H7 EXCESSIVE TIME LAG
2.12.6.8. H8 WHEN MACHINE IS TRAVELING, IT DEVIATES NATURALLY TO ONE SIDE
2.12.6.8.1. DEVIATES IN SAME DIRECTION IN BOTH FORWARD AND REVERSE
2.12.6.8.2. DEVIATES IN DIFFERENT DIRECTIONS IN BOTH FORWARD AND REVERSE
2.12.6.9. H9 TRAVEL LACKS POWER (OR SPEED IS SLOW
2.12.6.10. H10 MACHINE DOES NOT MOVE (ONE SIDE ONLY)
2.12.6.11. H11 DOES NOT SWING
2.12.6.12. H12 SWING SPEED IS SLOW OR ACCELERATION IS POOR
2.12.6.13. H13 EXCESSIVE OVERRUN WHEN STOPPING SWING
2.12.6.14. H14 EXCESSIVE SHOCK WHEN STOPPING SWING
2.12.6.15. H15 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING
2.12.6.16. H16 EXCESSIVE HYDRAULIC DRIFT OF SWING
2.12.6.17. H17 EXCESSIVE HYDRAULIC DRIFT OF BOOM SWING
2.12.6.18. TABLE OD FAILURE MODES AND CAUSES
2.12.7. TROUBLESHOOTING OF MACHINE MONITOR SYSTEM (M MODE)
2.12.7.1. M1 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED), ENGINE OIL PRESSURE CAUTION LAMP DOES NOT LIGHT UP
2.12.7.2. M2 WHEN ENGINE IS RUNNING, ENGINE OIL PRESSURE CAUTION LAMP LIGHTS UP (ENGINE OIL PRESSURE IS NORMAL)
2.12.7.3. M3 THE ENGINE COOLING WATER TEMPERATURE CASUTION LAMP WILL LIGHT ON, WHEN TURNING THE ENGINE STARTING SWITCH ON
2.12.7.4. M4 THE WORKING LAMP DOES NOT LIGHT ON, EVEN THOUGH THE LAMP SWITCH IS TURNED ON
2.12.8. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
2.12.8.1. E1 THE ENGINE DOES NOT START, EVEN THOUGH THE ENGINE STARTING SWITCH IS TURNED ON
2.12.8.1.1. WHEN THE ENGINE STARTING MOTOR DOES NOT ROTATE NORMALLY
2.12.8.1.2. WHEN THE ENGINE STARTING MOTOR ROTATES NORMALLY
2.12.8.2. E2 THE ENGINE DOES NOT STOP, EVEN THOUGH THE ENGINE STARTING SWITCH IS TURNED OFF
3. DISASSEMBLY AND ASSEMBLY
3.1. METHOD OF USING MANUAL
3.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
3.3. SPECIAL TOOL LIST
3.4. RADIATOR
3.4.1. REMOVAL AND INSTALLATION
3.5. CENTER SWIVEL JOINT
3.5.1. DISASSEMBLY AND ASSEMBLY
3.6. BATTERY
3.6.1. REMOVAL AND INSTALLATION
3.7. ENGINE, MAIN PUMP
3.7.1. REMOVAL AND INSTALLATION
3.8. TRAVEL MOTOR
3.8.1. REMOVAL AND INSTALLATION
3.9. SPROCKET
3.9.1. REMOVAL AND INSTALLATION
3.10. SWING MOTOR
3.10.1. REMOVAL AND INSTALLATION
3.11. REVOLVING FRAME
3.11.1. REMOVAL AND INSTALLATION
3.12. SWING CIRCLE
3.12.1. REMOVAL AND INSTALLATION
3.13. IDLER
3.13.1. REMOVAL AND INSTALLATION
3.14. IDLER
3.14.1. DISASSEMBLY AND ASSEMBLY
3.15. TRACK ROLLER
3.15.1. REMOVAL AND INSTALLATION
3.16. TRACK ROLLER
3.16.1. DISASSEMBLY AND ASSEMBLY
3.17. RUBBER SHOE
3.17.1. REMOVAL AND INSTALLATION
3.18. MAIN PUMP
3.18.1. REMOVAL AND INSTALLATION
3.19. SPOOL CONTROL VALVE
3.19.1. REMOVAL AND INSTALLATION
3.20. SPOOL CONTROL VALVE
3.20.1. DISASSEMBLY
3.21. ARM CYLINDER
3.21.1. REMOVAL AND INSTALLATION
3.22. BUCKET CYLINDER
3.22.1. REMOVAL AND INSTALLATION
3.23. BOOM CYLINDER
3.23.1. REMOVAL AND INSTALLATION
3.24. BOOM SWING CYLINDER
3.24.1. REMOVAL AND INSTALLATION
3.25. BLADE CYLINDER
3.25.1. REMOVAL AND INSTALLATION
3.26. WORK EQIPMENT
3.26.1. REMOVAL AND INSTALLATION
3.27. BUCKET
3.27.1. REMOVAL AND INSTALLATION
3.28.1. REMOVAL AND INSTALLATION
3.29. BOOM
3.29.1. REMOVAL
3.29.2. INSTALLATION
3.30. BLADE
3.30.1. REMOVAL AND INSTALLATION
3.31. FUEL TANK
3.31.1. REMOVAL AND INSTALLATION
3.32. MACHINE COVER
3.32.1. REMOVAL
3.32.2. INSTALLATION
3.33. HYDRAULIC TANK
3.33.1. REMOVAL AND INSTALLATION
3.34. MONITOR PANEL
3.34.1. REMOVAL AND INSTALLATION
3.35. COUNTERWEIGHT
3.35.1. REMOVAL AND INSTALLATION
4. MAINTENANCE STANDARD
4.1. CENTER SWIVEL JOINT
4.2. SPOOL CONTROL VALVE
4.3. TRAVEL MOTOR
4.4. HYDRAULIC CYLINDER
4.5. WORK EQUIPMENT
5. ENGINE
5.1. CONTENTS
5.2. SPECIFICATIONS AND PERFORMANCE
5.3. CROSS SECTIONAL VIEWS
5.3.1. SPECIAL SWIRL PRECOMBUSTION CHAMBER SYSTEM
5.4. COOLING WATER, LUBRICATING OIL AND FUEL OIL
5.4.1. COOLING WATER
5.4.2. LUBRICATING OIL
5.4.3. FUEL OIL
5.5. TROUBLESHOOTING
5.5.1. TROUBLE CAUSES AND REMEDIES
5.5.2. TROUBLE DIAGNOSIS THROUGH MEASUREMENT OF COMPRESSION PRESSURE
5.6. SPECIAL SERVICE TOOLS
5.6.1. SPECIAL SERVICE TOOLS
5.6.2. MEASURING INSTRUMENTS
5.7. MEASUREMENT, INSPECTION AND ADJUSTMENT
5.7.1. MEASURING THE COMPRESSION PRESSURE
5.7.2. ADJUSTING THE VALVE HEAD
5.7.3. CHECKING THE VBELT TENSION
5.7.4. MEASURING AND CHECKING THE INJECTION PRESSURE AND SPRAY PATTERNS OF THE FUEL INJECTION VALVE
5.7.5. CHECKING AND ADJUSTIONG THE FUEL INJECTION TIMING
5.7.6. ADJUSTING THE NOLOAD MAXIMUM (OR MINIMUM) REVOLUTIONS
5.7.7. CHECKING THE COOLING WATER SYSTEM AND RADIATOR FOR LEAKAGE
5.7.8. CHECKING THE BATTERY
5.7.9. CHECKING SENSORS
5.7.10. CHECKING THE OIL COOLER
5.7.11. CHECKING THE PISTON COOLING NOZZLE
5.8. MEASURING PROCEDURES, SERVICE DATA AND CORRECTIVE ACTION
5.8.1. CYLINDER HEAD
5.8.2. CYLINDER BLOCK
5.8.3. VALVE ROCKER ARM
5.8.4. PISTON AND PISTON RING
5.8.5. CONNECTING ROD
5.8.6. CAMSHAFT
5.8.7. CRANKSHAFT
5.8.8. GEARS
5.8.9. TROCHOID PUMP
5.9. DISASSEMBLY AND REASSEMBLY
5.9.1. DISASSEMBLY
5.9.2. PRECAUTIONS BEFORE AND DURING REASSEMBLY
5.10. SERVICE DATA
5.10.1. CYLINDER HEAD
5.10.2. CYLINDER BLOCK
5.10.3. VALVE ROCKER ARM
5.10.4. PISTON
5.10.5. PISTON RING
5.10.6. CONNECTING ROD
5.10.7. CAMSHAFT
5.10.8. CRANKSHAFT
5.10.9. SIDE GAP AND BACKLASH
5.10.10. OTHERS
5.11. TIGHENING TORQUJE
5.11.1. MAIN BOLT/NUT
5.11.2. STANDARD BOLT AND NUT
5.12. FUEL INJECTION PUMP FOR INDIRECT INJECTION SYSTEM
5.12.1. EXPLODED VIEWS (YPFR TYPE)
5.12.2. DISASSEMBLY
5.12.3. INSPECTION
5.12.4. REASSEMBLY
5.13. GOVERNOR
5.13.1. EXPLODED VIEWS OF GOVERNOR FOR INDIRECT INJECTION SYSTEM
5.13.2. DISASSEMBLY
5.13.3. INSPECTION
5.13.4. REASSEMBLY
5.14. ATTACHED DRAWING 1. EXPLODED VIEWS OF ENGINE COMPONENTS
5.15. ATTACHED DRAWING 2. EXPLODED VIEWS OF ENGINE COMPONENTS

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