Komatsu PC50UU-2 Hydraulic Excavator Operation and Maintenance Manual SEAM005500

Description

• Model List:
  • PC50UU-2 Hydraulic Excavator

• 1. MAIN MENU
• 2. COVER
• 3. FOREWORD
• 4. SAFETY INFORMATION
• 5. INTRODUCTION
• 6. LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR
• 7. CONTENTS
• 8. SAFETY
• 8.1. General Precautions
• 8.2. Precautions During Operation
• 8.2.1. Before Starting Engine
• 8.2.2. Operating Machine
• 8.2.3. Transportation
• 8.2.4. Battery
• 8.2.5. Towing
• 8.3. Precautions for Maintenance
• 8.3.1. Before Carrying Out Maintenance
• 8.3.2. During Maintenance
• 8.4. Position for Attaching Safety Labels
• 9. OPERATION
• 9.1. General View
• 9.1.1. General View of Machine
• 9.1.2. General View of Controls and Gauges
• 9.2. Explanation of Components
• 9.2.1. Machine Monitor
• 9.2.2. Switches
• 9.2.3. Control Levers and Pedals
• 9.2.4. Engine Hood
• 9.2.5. Front Window
• 9.2.6. Sliding Door
• 9.2.7. Fuse Box
• 9.2.8. Fusible Link
• 9.2.9. Cap with Lock, Cover
• 9.2.10. Tool Box
• 9.2.11. Grease Gun Holder
• 9.3. Operation
• 9.3.1. Check Before Starting Engine
• 9.3.2. Starting Engine
• 9.3.3. Operations and Checks After Starting Engine
• 9.3.4. Moving Machine Off
• 9.3.5. Steering Machine
• 9.3.6. Stopping Machine
• 9.3.7. Swinging
• 9.3.8. Prohibitions for Operation
• 9.3.9. Precautions for Operation
• 9.3.10. Precautions when Traveling Up or Down Hills
• 9.3.11. Work Possible Using Hydraulic Excavator
• 9.3.12. Parking Machine
• 9.3.13. Check After Finishing Work
• 9.3.14. Stopping Engine
• 9.3.15. Check After Stopping Engine
• 9.3.16. Locking
• 9.3.17. How to Excape From Mud
• 9.3.18. Replacement of Bucket
• 9.3.19. Handling 4System
• 9.3.20. Handling Rubber Shoes (Rubber Shoes Only)
• 9.4. Transportation
• 9.4.1. Loading, Unloading Work
• 9.4.2. Method for Lifting Chassis
• 9.4.3. Precautions for Loading
• 9.4.4. Precautions for Transportation
• 9.5. Cold Weather Operation
• 9.5.1. Precautions for Low Temperature
• 9.5.2. Cautions After Completion of Work
• 9.5.3. Preparing the Cab Heater
• 9.5.4. After Cold Weather
• 9.6. Longterm Storage
• 9.6.1. Before Storage
• 9.6.2. During Storage
• 9.6.3. After Storage
• 9.7. Troubleshooting
• 9.7.1. Phenomena That Are Not Failures
• 9.7.2. Method of Towing Machine
• 9.7.3. Precautions on Particular Jobsites
• 9.7.4. If Battery is Discharged
• 9.7.5. Other Trouble
• 10. MAINTENANCE
• 10.1. Guides to Maintenance
• 10.2. Outlines of Service
• 10.2.1. Outline of Oil, Fuel, Coolant
• 10.2.2. Relating to Electric System
• 10.3. Wear Parts List
• 10.4. Use of Fuel, Coolant and Lubricants According to Ambient Temperature
• 10.5. Standard Tightening Torbues for Bolts and Nuts
• 10.5.1. Introduction of Necessary Tools
• 10.5.2. Torque List
• 10.6. Periodic Replacement of Safety Critical Parts
• 10.7. Maintenance Schedule Chart
• 10.7.1. Maintenance Schedule Chart
• 10.8. Service Procedure
• 10.8.1. Initial 250 Hours Service (only after the first 250 hours)
• 10.8.1.1. Engine Valve Clearance, Check and Adjust
• 10.8.2. When Required
• 10.8.2.1. Check, Clean and Replace Air Cleaner Element
• 10.8.2.2. Clean Inside of Cooling System
• 10.8.2.3. Drain Water, Sediment from Fuel Tank
• 10.8.2.4. Check Level of Battery Electrolyte
• 10.8.2.5. Clean Water Separator Element
• 10.8.2.6. Check Electric Wirings
• 10.8.2.7. Check Rubber Shoes (machine equipped with rubber shoes)
• 10.8.2.8. Check and Adjust Track Tension (machine equipped with rubber shoes)
• 10.8.2.9. Replace Rubber Shoes (machine equipped with rubber shoes)
• 10.8.2.10. Check and Adjust Track Tension (machine equipped with steel shoes)
• 10.8.2.11. Replace Bucket Teeth
• 10.8.2.12. Adjust Bucket Clearance
• 10.8.3. Check Before Starting
• 10.8.3.1. Check and Refill Coolant
• 10.8.3.2. Check Oil Level in Engine Oil Pan, Add Oil
• 10.8.3.3. Check Fuel Level
• 10.8.3.4. Check Oil Level in Hydraulic Tank, Add Oil
• 10.8.3.5. Check Dust Indicator
• 10.8.3.6. Check Water Separator
• 10.8.4. Every 100 Hours Service
• 10.8.4.1. Lubricating
• 10.8.4.1.1. Swing Circle (1 point)
• 10.8.4.1.2. Swing Pinion (1 point)
• 10.8.4.1.3. Blade Cylinder Foot Pin ( 1 point)
• 10.8.4.1.4. Blade Cylinder Rod End ( 1 point)
• 10.8.4.1.5. Blade Foot Pin ( 2 points)
• 10.8.4.1.6. First Boom Foot Pin ( 2 points)
• 10.8.4.1.7. Boom Cylinder Foot Pin ( 1 point)
• 10.8.4.1.8. Boom Cylinder Rod End ( 1 point)
• 10.8.4.1.9. First Boom Second Boom Coupling Pin ( 2 points)
• 10.8.4.1.10. Offset Cylinder Foot Pin ( 1 point)
• 10.8.4.1.11. Offset Cylinder Rod End Pin ( 1 point)
• 10.8.4.1.12. Sublink Coupling Pin ( 2 points)
• 10.8.4.1.13. Second Boom Third Bracket Coupling Pin ( 2 points )
• 10.8.4.1.14. Arm Cylinder Foot Pin ( 2 points )
• 10.8.4.1.15. Arm Cylinder Rod End Pin ( 1 point)
• 10.8.4.1.16. Third Bracket Arm Coupling Pin ( 2 points )
• 10.8.4.1.17. Bucket Cylinder Foot Pin ( 1 point )
• 10.8.4.1.18. Bucket Cylinder Rod End Pin ( 1 point )
• 10.8.4.1.19. ArmLink Coupling Pin ( 1 point )
• 10.8.4.1.20. Link Coupling Pin ( 1 point )
• 10.8.4.1.21. BucketLink Coupling Pin ( 1 point )
• 10.8.4.1.22. ArmBucket Coupling Pin ( 1 point )
• 10.8.5. Every 250 Hours Service
• 10.8.5.1. Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
• 10.8.5.2. Check Oil Level in Final Drive Case, Add Oil
• 10.8.5.3. Replace Hydraulic Filter Element
• 10.8.5.4. Check Fan Belt Tension, Adjust
• 10.8.6. Every 500 Hours Serv ice
• 10.8.6.1. Replace Fuel Filter Cartridge
• 10.8.6.2. Clean, Check Radiator Fins
• 10.8.7. Every 1000 Hours Service
• 10.8.7.1. Change Oil in Swing Machinery Case
• 10.8.7.2. Change Oil in Final Drive Case
• 10.8.8. Every 2000 Hours Service
• 10.8.8.1. Change Oil in Hydraulic Tank, Clean Strainer
• 10.8.8.2. Check Alternator, Starting Motor
• 10.8.8.3. Check Engine Valve Clearance, Adjust
• 11. SPECIFICATIONS
• 11.1. Specifications
• 12. OPTION, ATTACHMENT
• 12.1. Using Car Radio
• 12.1.1. Explanation of Parts
• 12.1.2. Method of Use
• 12.1.3. Precautions for Use
• 12.1.4. Specifications
• 12.2. Using Car Cooler
• 12.2.1. Control Panel
• 12.2.2. Precautions When Using
• 12.2.3. Inspection and Maintenance of Car Cooler
• 12.3. Handling Window Washer
• 12.3.1. Operation of Window Washer
• 12.3.2. Check Window Washer Fluid, Add Fluid
• 12.4. General Precautions
• 12.4.1. Precautions Related to Safety
• 12.5. Introduction of Attachments
• 12.5.1. Specification, Use
• 12.5.2. Precautions When installing Attachments
• 12.5.3. Replacing Bucket Teeth ( bucket with vertical pin type tooth )
• 12.5.4. Precautions When Using Hydraulic Breaker
• 12.6. Machines Able to Install Attachments
• 12.6.1. Explanation of Equipment
• 12.6.2. Hydraulic Circuit
• 12.6.3. Operation
• 12.6.4. Longterm Storage
• 12.6.5. Specifications