Komatsu PC250-6, PC250LC-6 Hydraulic Excavator Operation and Maintenance Manual SEAM021301T

Description

• Model List:
  • PC250-6 Hydraulic Excavator
  • PC250LC-6 Hydraulic Excavator

• 1. COVER
• 2. FOREWORD
• 3. SAFETY INFORMATION
• 4. INTRODUCTION
• 5. LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR
• 6. CONTENTS
• 7. SAFETY
• 7.1. GENERAL PRECAUTIONS
• 7.2. PRECAUTIONS DURING OPERATION
• 7.2.1. BEFORE STARTING ENGINE
• 7.2.2. AFTER STARTING ENGINE
• 7.2.3. TRANSPORTATION
• 7.2.4. BATTERY
• 7.2.5. TOWING
• 7.2.6. BUCKET WITH HOOK
• 7.3. PRECAUTIONS FOR MAINTENANCE
• 7.3.1. BEFORE CARRYING OUT MAINTENANCE
• 7.3.2. DURING MAINTENANCE
• 7.4. POSITION FOR ATTACHING SAFETY LABELS
• 8. OPERATION
• 8.1. GENERAL VIEW
• 8.1.1. GENERAL VIEW OF MACHINE
• 8.1.2. GENERAL VIEW OF CONTROLS AND GAUGES
• 8.2. EXPLANATION OF COMPONENTS
• 8.2.1. MACHINE MONITOR
• 8.2.2. SWITCHES
• 8.2.3. CONTROL LEVERS, PEDALS
• 8.2.4. CEILING WINDOW
• 8.2.5. FRONT WINDOW
• 8.2.6. DOOR LOCK
• 8.2.7. CAP, COVER WITH LOCK
• 8.2.8. HOT/COOL BOX
• 8.2.9. LUGGAGE BOX
• 8.2.10. ASHTRAY
• 8.2.11. AIR CONDITIONER
• 8.2.12. CAR RADIO
• 8.2.13. FUSE
• 8.2.14. FUSIBLE LINK
• 8.2.15. CONTROLLERS
• 8.2.16. TOOL BOX
• 8.2.17. GREASE PUMP HOLDER
• 8.2.18. HANDLING ACCUMULATOR
• 8.3. OPERATION
• 8.3.1. CHECK BEFORE STARTING ENGINE
• 8.3.2. STARTING ENGINE
• 8.3.3. OPERATIONS AND CHECKS AFTER STARTING ENGINE
• 8.3.4. MOVING MACHINE OFF
• 8.3.5. STEERING MACHINE
• 8.3.6. STOPPING MACHINE
• 8.3.7. SWINGING
• 8.3.8. OPERATION OF WORK EQUIPMENT
• 8.3.9. HANDLING ACTIVE MODE
• 8.3.10. WORKING MODE SELECTION
• 8.3.11. PROHIBITIONS FOR OPERATION
• 8.3.12. PRECAUTIONS FOR OPERATION
• 8.3.13. PRECAUTIONS WHEN TRAVELING UP OR DOWN HILLS
• 8.3.14. HOW TO ESCAPE FROM MUD
• 8.3.15. WORK POSSIBLE USING HYDRAULIC EXCAVATOR
• 8.3.16. REPLACEMENT AND INVERSION OF BUCKET
• 8.3.17. PARKING MACHINE
• 8.3.18. CHECK AFTER FINISHING WORK
• 8.3.19. STOPPING ENGINE
• 8.3.20. CHECK AFTER STOPPING ENGINE
• 8.3.21. LOCKING
• 8.4. TRANSPORTATION
• 8.4.1. LOADING, UNLOADING WORK
• 8.4.2. PRECAUTIONS FOR LOADING
• 8.4.3. PRECAUTIONS FOR TRANSPORTATION
• 8.5. COLD WEATHER OPERATION
• 8.5.1. PRECAUTIONS FOR LOW TEMPERATURE
• 8.5.2. PRECAUTIONS AFTER COMPLETION OF WORK
• 8.5.3. AFTER COLD WEATHER
• 8.6. LONGTERM STORAGE
• 8.6.1. BEFORE STORAGE
• 8.6.2. DURING STORAGE
• 8.6.3. AFTER STORAGE
• 8.6.4. STARTING MACHINE AFTER LONGTERM STORAGE
• 8.7. TROUBLESHOOTING
• 8.7.1. PHENOMENA THAT ARE NOT FAILURES
• 8.7.2. METHOD OF TOWING MACHINE
• 8.7.3. USING METHOD FOR LIGHTWEIGHT TOWING HOLE
• 8.7.4. PRECAUTIONS ON PARTICULAR JOBSITES
• 8.7.5. IF BATTERY IS DISCHARGED
• 8.7.6. OTHER TROUBLE
• 9. MAINTENANCE
• 9.1. GUIDES TO MAINTENANCE
• 9.2. OUTLINES OF SERVICE
• 9.2.1. OUTLINE OF OIL,FUEL,COOLANT
• 9.2.2. OUTLINE OF ELECTRIC SYSTEM
• 9.2.3. OUTLINE OF HYDRAULIC SYSTEM
• 9.3. WEAR PARTS LIST
• 9.4. USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE
• 9.5. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS
• 9.5.1. INTRODUCTION OF NECESSARY TOOLS
• 9.5.2. TORQUE LIST
• 9.6. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
• 9.7. MAINTENANCE SCHEDULE CHART
• 9.7.1. MAINTENANCE SCHEDULE CHART
• 9.7.2. MAINTENANCE INTERVAL WHEN USING HYDRAULIC BREAKER
• 9.8. SERVICE PROCEDURE
• 9.8.1. INITIAL 250 HOURS SERVICE
• 9.8.2. WHEN REQUIRED
• 9.8.3. CHECK BEFORE STARTING
• 9.8.4. EVERY 100 HOURS SERVICE
• 9.8.5. EVERY 250 HOURS SERVICE
• 9.8.6. EVERY 500 HOURS SERVICE
• 9.8.7. EVERY 1000 HOURS SERVICE
• 9.8.8. EVERY 2000 HOURS SERVICE
• 9.8.9. EVERY 4000 HOURS SERVICE
• 9.8.10. EVERY 5000 HOURS SERVICE
• 10. SPECIFICATIONS
• 10.1. SPECIFICATIONS
• 11. OPTIONS, ATTACHMENTS
• 11.1. GENERAL PRECAUTIONS
• 11.1.1. PRECAUTIONS RELATED TO SAFETY
• 11.1.2. PRECAUTIONS WHEN INSTALLING ATTACHMENTS
• 11.2. HANDLING BUCKET WITH HOOK
• 11.2.1. CHECKING FOR DAMAGE TO BUCKET WITH HOOK
• 11.2.2. PROHIBITED OPERATIONS
• 11.2.3. PRECAUTIONS DURING OPERATIONS
• 11.3. USING SEAT BELT
• 11.3.1. SEAT BELT
• 11.4. HANDLING CAR HEATER
• 11.4.1. EXPLANATION OF COMPONENTS
• 11.4.2. PREPARING CAR HEATER
• 11.5. MACHINES READY FOR ATTACHMENTS
• 11.5.1. EXPLANATION OF COMPONENTS
• 11.5.2. HYDRAULIC CIRCUIT
• 11.5.3. ATTACHMENT MOUNTING/DISMOUNTING PROCEDURE
• 11.5.4. OPERATION
• 11.5.5. LONGTERM STORAGE
• 11.5.6. SPECIFICATIONS
• 11.6. INTRODUCTION OF ATTACHMENTS
• 11.6.1. ATTACHMENT INSTALLATION COMBINATION TABLE
• 11.6.2. SELECTION OF TRACK SHOES
• 11.6.3. SELECTION OF BUCKET TEETH
• 11.6.4. HANDLING TRAPEZOIDAL BUCKET
• 11.6.5. HANDLING EXTENSION ARM
• 11.6.6. HANDLING CLAMSHELL BUCKET
• 11.6.7. HANDLING VARIABLE 2PIECE BOOM, ROTATING ARM
• 11.7. EXTENDING MACHINE SERVICE LIFE
• 11.7.1. HYDRAULIC BREAKER
• 11.7.2. POWER RIPPER
• 11.7.3. FORK GRAB
• 11.7.4. GRAPPLE BUCKET
• 11.7.5. SCRAP GRAPPLE
• 11.7.6. CRUSHER CUTTER
• 11.7.7. HYDRAULIC PILE DRIVER
• 11.7.8. HYDRAULIC EXCAVATOR WITH MULTIPURPOSE CRANE