Komatsu SK1020-5NA, SK1020-5N Skid Steer Loader Shop Manual CEBM013902

Description

• Model List:
  • SK1020-5NA Skid Steer Loader
  • SK1020-5N Skid Steer Loader

• 1. COVER
• 1.1. CONTENTS
• 1.2. SAFETY
• 1.3. GENERAL
• 1.4. HOW TO READ THE SHOP MANUAL
• 1.5. HOISTING INSTRUCTIONS
• 1.6. MAINTENANCE STANDARD TERMINOLOGY
• 1.7. HANDLING ELECTRIC EQUIPMENT AND HYDRAULIC COMPONENTS
• 1.8. PUSH PULL COUPLER
• 1.9. COATING MATERIALS
• 1.10. STANDARD TIGHTENING TORQUE
• 1.11. SPECIFIC DRIVING TORQUE
• 1.12. ELECTRIC WIRE CODE
• 1.13. CONVERSION TABLES
• 2. FOREWORD
• 2.1. CONTENTS
• 2.2. SAFETY
• 2.3. GENERAL
• 2.4. HOW TO READ THE SHOP MANUAL
• 2.5. HOISTING INSTRUCTIONS
• 2.6. MAINTENANCE STANDARD TERMINOLOGY
• 2.7. HANDLING ELECTRIC EQUIPMENT AND HYDRAULIC COMPONENTS
• 2.8. PUSH PULL COUPLER
• 2.9. COATING MATERIALS
• 2.10. STANDARD TIGHTENING TORQUE
• 2.11. SPECIFIC DRIVING TORQUE
• 2.12. ELECTRIC WIRE CODE
• 2.13. CONVERSION TABLES
• 3. GENERAL
• 3.1. DIMENSION DRAWINGS
• 3.2. SPECIFICATIONS
• 3.3. WEIGHT TABLE
• 3.4. FUEL COOLANT AND LUBRICANTS
• 3.5. SERVICE NOTES
• 4. STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
• 4.1. WORK EQUIPMENT PIVOT POINT CLEARANCES
• 4.2. WHEEL DRIVE SYSTEM
• 4.3. DRIVE MOTOR SYSTEM
• 4.4. HYDRAULIC PUMPS
• 4.5. SAFETY VALVES
• 4.6. ANTI ENGINESTALL VALVE (AS VALVE)
• 4.7. CONTROL VALVES
• 4.8. CLOSED CENTER LOAD SENSING SYSTEM
• 4.9. SOLENOID VALVE
• 4.10. ACCUMULATOR
• 4.11. PATTERN CHANGE VALVE
• 4.12. PPC VALVE (STANDARD)
• 4.13. PPC VALVE (PATTERN CHANGE)
• 4.14. PPC VALVE (STANDARD)
• 4.15. PPC VALVE (PATTERN CHANGE)
• 4.16. CYLINDERS
• 5. STANDARD VALUE TABLES
• 5.1. STANDARD SERVICE VALUE TABLE
• 5.2. Standard Service Value Table for Engine
• 5.3. Standard Value Table for Chassis
• 6. TESTING AND ADJUSTING
• 6.1. SPECIAL TOOLS
• 6.2. TADAPTER PROCEDURES AND KITS
• 6.3. ENGINE COMPONENTS
• 6.4. ADJUSTING PPC VALVE PRESSURES
• 6.5. ADJUSTING SERVOCONTROL SAFETY SENSOR
• 6.6. CHAIN TENSION
• 6.7. TESTING AND ADJUSTING THE HYDRAULIC SYSTEM
• 6.8. HYDRAULIC PUMP
• 6.9. CONTROL VALVE
• 6.10. AIR CONDITIONING SYSTEM
• 7. TROUBLESHOOTING
• 7.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
• 7.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
• 7.3. CHECKS BEFORE TROUBLESHOOTING
• 7.4. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
• 7.5. TADAPTER TABLE
• 7.6. ENGINE COOLANT TEMPERATURE SENSOR FAILURE
• 7.7. ABNORMAL ENGINE OIL PRESSURE INDICATED
• 7.8. AIR CLEANER CLOG INDICATED
• 7.9. ENGINE PREHEAT SYSTEM INOPERABLE
• 7.10. FUEL LEVEL INDICATION IS INCORRECT
• 7.11. FUEL PUMP MOTOR INOPERATIVE
• 7.12. ENGINE DOES NOT SHUT DOWN OR WILL NOT START
• 7.13. ALTERNATOR NOT CHARGING BATTERY
• 7.14. ENGINE WILL NOT CRANK
• 7.15. BACKUP ALARM WILL NOT FUNCTION
• 7.16. HYDRAULIC FILTER SENSOR WARNING
• 7.17. PPC SYSTEM ELECTRICAL MALFUNCTION
• 7.18. SEAT SAFETY SWITCH MALFUNCTION
• 7.19. SAFETY BAR SWITCH MALFUNCTION
• 7.20. TRAVEL SPEEDS CANNOT BE CHANGED
• 7.21. FLOAT CONTROL MALFUNCTION
• 7.22. PARKING BRAKE SYSTEM MALFUNCTION
• 7.23. PATTERN CHANGE MALFUNCTION
• 7.24. STABALIZER SYSTEM MALFUNCTION
• 7.25. LOW OR WEAK TRAVEL, WEAK BRAKEOUT FORCE
• 7.26. WEAK TRAVEL, WEAK BREAKOUT FORCE IN REVERSE
• 7.27. ROTATING BEACON INOPERABLE
• 7.28. REAR WORK LIGHTS WILL NOT OPERATE
• 7.29. HORN DOES NOT SOUND
• 7.30. POSSIBLE DEFECTIVE SAFETY RELAY UNIT
• 8. DISASSEMBLY AND ASSEMBLY
• 8.1. HOW TO READ THIS MANUAL
• 8.2. CONNECTOR REPAIR PROCEDURES
• 8.3. ENGINE
• 8.4. ENGINE HOOD ASSEMBLY
• 8.5. OPERATORS CAB ASSEMBLY
• 8.6. WORK EQUIPMENT SYSTEM
• 8.7. REMOVING EQUIPMENT SUPPORT FRAME
• 8.8. AIR FILTER ASSEMBLY
• 8.9. MUFFLER ASSEMBLY (SK10205N)
• 8.10. MUFFLER ASSEMBLY (SK10205N TURBO)
• 8.11. RADIATOR ASSEMBLY
• 8.12. FUEL TANK ASSEMBLY
• 8.13. ENGINEPUMP ASSEMBLY
• 8.14. HYDRAULIC PUMP ASSEMBLY
• 8.15. GEAR PUMP ASSEMBLY
• 8.16. ENGINEPUMP COUPLING
• 8.17. CAB HEATER ASSEMBLY
• 8.18. WHEEL HUB ASSEMBLY
• 8.19. FINAL DRIVE ASSEMBLY
• 8.20. LIFT AND BUCKET CYLINDERS
• 8.21. WORK EQUIPMENT CYLINDER OVERHAUL
• 8.22. MONITOR PANEL REPLACEMENT
• 9. OTHERS
• 9.1. ENGINE ELECTRICAL
• 9.2. FRAME LINE ELECTRICAL
• 9.3. FRAME LINE ELECTRICAL (OPTIONAL)
• 9.4. OPERATOR COMPARTMENT ELECTRICAL
• 9.5. OPERATOR COMPARTMENT ELECTRICAL (OPTIONAL)
• 9.6. TOP OPERATOR CAB ELECTRICAL
• 9.7. HYDRAULIC CIRCUIT
• 9.8. AIR CONDITIONER