Komatsu D61EX-15, D61PX-15 Bull Dozer Shop Manual WE051Z0002

Description

• Model List:
  • D61EX-15 Bull Dozer
  • D61PX-15 Bull Dozer

• 1. MAIN MENU
• 2. COVER
• 3. TABLE OF GENERAL CONTENTS
• 4. GENERAL FOREWARD
• 4.1. SAFETY
• 4.2. FOREWARD
• 5. GENERAL
• 5.1. Specification dimension drawing
• 5.2. Specifications
• 5.3. Weight table
• 5.4. Oil and coolant table
• 6. GENERAL STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
• 6.1. Engine and cooling related components
• 6.1.1. Cooling system
• 6.2. Power transmitting system
• 6.2.1. Power train
• 6.2.2. Power train skeleton
• 6.2.3. Overall drawing of power train unit
• 6.2.4. Hydraulic piping diagram of power train
• 6.2.5. Damper and universal joint
• 6.2.6. Transmission, steering, and brake control
• 6.3. Power transmitting system
• 6.3.1. Torque converter and PTO
• 6.3.2. Transmission
• 6.3.3. Transmission ECMV
• 6.3.4. Main relief valve
• 6.3.5. Lubricating oil relief valve
• 6.4. Power transmitting system
• 6.4.1. Scavenging pump
• 6.4.2. Power train and lubrication pump
• 6.4.3. HSS system
• 6.5. Power transmitting system
• 6.5.1. HSS pump
• 6.5.2. HSS motor
• 6.6. Power transmitting system
• 6.6.1. Bevel gear shaft, HSS, and brake
• 6.6.2. Brake valve
• 6.6.3. Final drive
• 6.7. Undercarriage and frame
• 6.7.1. Frame assembly
• 6.7.2. Suspension
• 6.7.3. Track frame and recoil spring
• 6.8. Hydraulic system
• 6.8.1. Layout of hydraulic devices for work equipment
• 6.8.2. Work equipment control
• 6.8.3. Hydraulic tank and filter
• 6.8.4. Solenoid valve
• 6.8.5. Accumulator
• 6.8.6. Hydraulic cylinder
• 6.8.7. Piston valve
• 6.8.8. Quick drop valve
• 6.9. Hydraulic system
• 6.9.1. Cooling fan pump
• 6.9.2. Cooling fan motor
• 6.9.3. PPC valve
• 6.9.4. Electric lever (Steering)
• 6.10. Hydraulic system
• 6.10.1. Control valve
• 6.10.2. CLSS
• 6.10.3. Selfpressure reducing valve
• 6.11. Work equipment
• 6.11.1. Work equipment
• 6.11.2. Cutting edge and end bit
• 6.11.3. Ripper
• 6.12. Cab and its attachments
• 6.12.1. Cab mount
• 6.12.3. Air conditioner piping
• 6.13. Electric system
• 6.13.1. Engine control system
• 6.13.2. Cooling system control system
• 6.13.3. Palm command control system
• 6.13.4. PPC lock system
• 6.13.5. Component parts of system
• 6.13.6. Monitor system
• 6.13.7. Monitor panel
• 6.13.8. Sensor
• 7. TESTING, ADJUSTING TROUBLESHOOTING
• 7.1. Standard value table
• 7.1.1. Standard value table for engine
• 7.1.2. Standard value table for chassis
• 7.2. Testing and adjusting
• 7.2.1. Testing and adjusting (1/2)
• 7.2.2. Testing and adjusting (2/2)
• 7.3. Troubleshooting
• 7.3.1. Preface
• 7.3.2. Troubleshooting when error code is displayed (Error code) CONTENTS
• 7.3.3. Troubleshooting of electrical system (Emode) CONTENTS
• 7.3.4. Troubleshooting of hydraulic and mechanical system (Hmode) CONTENTS
• 7.3.5. Troubleshooting of engine system (Smode) CONTENTS
• 8. DISASSEMBLY AND ASSEMBLY
• 8.1. Preface
• 8.1.1. How to read this manual
• 8.1.2. Standard tightening torque table
• 8.1.3. Precautions when performing operation
• 8.1.4. List of coatings
• 8.1.5. Special tool list
• 8.1.6. Sketches of special tools
• 8.2. Engine related procedures
• 8.2.1. Removal and installation of fuel injection pump assembly
• 8.2.2. Removal and installation of cylinder head assembly
• 8.2.3. Removal and installation of engine front seal
• 8.2.4. Removal and installation of engine rear seal
• 8.2.5. Removal and installation of engine assembly
• 8.2.6. Removal and installation of damper assembly
• 8.2.7. Removal and installation of radiator guard assembly
• 8.2.8. Removal and installation of radiator and hydraulic oil cooler assembly
• 8.2.9. Removal and installation of fan drive assembly
• 8.2.10. Removal and installation of fan motor assembly
• 8.2.11. Removal and installation of engine hood assembly
• 8.2.12. Removal and installation of fuel tank assembly
• 8.3. Power train
• 8.3.1. Removal and installation of PTO, torque converter and transmission assembly
• 8.3.2. Disconnection and connection of PTO, torque converter and transmission assembly
• 8.3.3. Disassembly and assembly of PTO assembly
• 8.3.4. Disassembly and assembly of torque converter assembly
• 8.3.5. Disassembly and assembly of TORQFLOW transmission assembly
• 8.3.6. Removal and installation of torque converter main relief valve assembly
• 8.3.7. Disassembly and assembly of torque converter main relief valve assembly
• 8.4. Power train
• 8.4.1. Removal and installation of power train and lubricating oil pump assembly
• 8.4.2. Removal and installation of HSS and work equipment pump assembly
• 8.4.3. Removal and installation of scavenging pump assembly
• 8.4.4. Removal and installation of HSS motor assembly
• 8.4.5. Disassembly and assembly of HSS assembly
• 8.4.6. Removal and installation of final drive assembly
• 8.4.7. Disassembly and assembly of final drive assembly
• 8.5. Undercarriage
• 8.5.1. Removal and installation of track frame assembly
• 8.5.2. Removal and installation of idler assembly
• 8.5.3. Disassembly and assembly of idler assembly
• 8.5.4. Removal and installation of recoil spring assembly
• 8.5.5. Disassembly and assembly of recoil spring assembly
• 8.5.6. Removal and installation of track roller assembly
• 8.5.7. Disassembly and assembly of track roller assembly
• 8.5.8. Removal and installation of carrier roller assembly
• 8.5.9. Disassembly and assembly of carrier roller assembly
• 8.6. Undercarriage
• 8.6.1. Check before expanding track shoe assembly
• 8.6.2. Expansion (normal), expansion (internal abnormality) and installation of track shoe assembly
• 8.6.3. Overall disassembly and overall assembly of track shoe assembly
• 8.6.4. Link pressfitting jig dimensions table
• 8.6.5. Field disassembly and assembly of one link
• 8.6.6. Removal and installation of pivot shaft assembly
• 8.6.7. Removal and installation of equalizer bar assembly
• 8.6.8. Removal and installation of equalizer bar side bushing
• 8.6.9. Removal and installation of segment teeth
• 8.7. Hydraulic system
• 8.7.1. Removal and installation of main control valve assembly
• 8.7.2. Assembly of main control valve assembly
• 8.7.3. Removal and installation of cooling fan pump assembly
• 8.7.4. Removal and installation of work equipment assembly
• 8.7.5. Disassembly and assembly of work equipment assembly
• 8.7.6. Disassembly and assembly of hydraulic cylinder assembly
• 8.8. Others
• 8.8.1. Removal and installation of operators cab assembly
• 8.8.2. Removal and installation of operators cab glass (stuck glass)
• 8.8.3. Removal and installation of ROPS canopy
• 8.8.4. Removal and installation of dashboard assembly
• 8.8.5. Removal and installation of floor frame assembly
• 8.8.6. Removal and installation of steering and transmission controller assembly
• 9. OTHERS
• 9.1. Hydraulic circuit diagram
• 9.1.1. Power train hydraulic circuit diagram
• 9.1.2. Work equipment hydraulic circuit diagram Power angle power tilt dozer (PAT)
• 9.1.3. Work equipment hydraulic circuit diagram Power tilt dozer (PT)
• 9.2. Electrical circuit diagram
• 9.2.1. Electrical circuit diagram (1/6)
• 9.2.2. Electrical circuit diagram (2/6)
• 9.2.3. Electrical circuit diagram (3/6)
• 9.2.4. Electrical circuit diagram (4/6)
• 9.2.5. Electrical circuit diagram (5/6)
• 9.2.6. Electrical circuit diagram (6/6)
• 9.2.7. Cab electrical circuit diagram