Komatsu PC138US-10 Hydraulic Excavator Shop Manual WENBM00011

Description

• Model List:
  • PC138US-10 Hydraulic Excavator

• 1. Table of contents
• 2. Foreword, safety and general information
• 2.1. Important safety notice
• 2.2. Fire prevention
• 2.3. Dispose of waste materials
• 2.4. How to read the shop manual
• 2.5. Explanation of terms for maintenance standard
• 2.6. Handling equipment of fuel system devices
• 2.7. Handling of intake system parts
• 2.8. Handling of hydraulic equipment
• 2.9. Method of disconnecting and connecting of pushpull type coupler
• 2.10. Handling of electrical equipment
• 2.11. How to read electric wire code
• 2.12. Precautions when performing operation
• 2.13. Practical use of KOMTRAX
• 2.14. Standard tightening torque table
• 2.15. List of abbreviation
• 2.16. Conversion table
• 3. Contents
• 4. Specifications
• 4.1. Specification drawing
• 4.2. Working range drawings
• 4.3. Specifications
• 4.4. Weight table
• 4.5. Table of fuel, coolant, and lubricants
• 5. Structure and function
• 5.1. Contents
• 5.2. Engine and cooling system
• 5.3. Power train
• 5.4. Undercarriage and frame
• 5.5. Hydraulic system
• 5.6. Work equipment
• 5.7. Cab and its attachments
• 5.8. Electrical system
• 6. Standard value tables
• 6.1. Contents
• 6.2. Standard service value table
• 7. Testing and adjusting
• 7.1. Contents
• 7.2. General information on testing and adjusting
• 7.3. Engine and cooling system
• 7.4. Power train
• 7.5. Undercarriage and frame
• 7.6. Hydraulic system
• 7.7. Cab and its attachments
• 7.8. Electrical system
• 7.9. Pm clinic
• 8. Troubleshooting
• 8.1. Contents
• 8.2. General information on troubleshooting
• 8.3. Troubleshooting by failure code (Display of code)
• 8.4. Troubleshooting of electrical system (Emode)
• 8.5. Troubleshooting of hydraulic and mechanical system (Hmode)
• 8.6. Troubleshooting of engine (Smode)
• 9. Disassembly and assembly
• 9.1. Contents
• 9.2. General information on disassembly and assembly
• 9.3. Engine and cooling system
• 9.4. Power train system
• 9.5. Undercarriage and frame
• 9.6. Hydraulic system
• 9.7. Work equipment
• 9.8. Cab and its attachments
• 9.9. Electrical system
• 10. Maintenance standard
• 10.1. Contents
• 10.2. Engine and cooling system
• 10.3. Power train
• 10.4. Undercarriage and frame
• 10.5. Hydraulic system
• 10.6. Cab and its attachments
• 10.7. Work equipment
• 11. Appendix
• 11.1. Contents
• 11.2. Air conditioner components
• 12. Diagrams and drawings
• 12.1. Contents
• 12.2. Hydraulic circuit diagram
• 12.3. Hydraulic circuit diagram (1/2)
• 12.4. Hydraulic circuit diagram (2/2)
• 12.5. Electric circuit diagram
• 12.6. Electrical circuit diagram Standard boom (1/6)
• 12.7. Electrical circuit diagram Standard boom (2/6)
• 12.8. Electrical circuit diagram Standard boom (3/6)
• 12.9. Electrical circuit diagram Standard boom (4/6)
• 12.10. Electrical circuit diagram Standard boom (5/6)
• 12.11. Electrical circuit diagram Standard boom (6/6)
• 12.12. Electrical circuit diagram 2piece boom (1/6)
• 12.13. Electrical circuit diagram 2piece boom (2/6)
• 12.14. Electrical circuit diagram 2piece boom (3/6)
• 12.15. Electrical circuit diagram 2piece boom (4/6)
• 12.16. Electrical circuit diagram 2piece boom (5/6)
• 12.17. Electrical circuit diagram 2piece boom (6/6)
• 12.18. Electrical circuit diagram for air conditioner unit