Komatsu PC26MR-3 Hydraulic Excavator Shop Manual WEBM007901

Description

• Model List:
  • PC26MR-3 Hydraulic Excavator

• 1. CONTENTS
• 2. REVISED PAGES
• 3. k SAFETY
• 4. FOREWORD
• 5. HOW TO READ THE SHOP MANUAL
• 6. HOISTING INSTRUCTIONS
• 7. STANDARD TIGHTENING TORQUE
• 8. COATING MATERIALS
• 9. ELECTRIC
• 10. WEIGHT TABLE
• 11. TABLE OF OIL AND COOLANT QUANTITIES
• 12. CONVERSION TABLE
• 13. STRUCTURE AND FUNCTION
• 13.1. HYDRAULIC COMPONENTS LAYOUT DRAWING
• 13.2. HYDRAULIC TANK
• 13.3. CENTER SWIVEL JOINT
• 13.4. HYDRAULIC CYLINDER
• 13.5. SOLENOID VALVE
• 13.6. HYDRAULIC PUMP
• 13.7. CONTROL VALVE
• 13.8. OPERATION FOR EACH FUNCTION AND VALVE
• 13.9. SWING MOTOR
• 13.10. PPC VALVES
• 13.11. WORK EQUIPMENT
• 13.12. DIMENSIONS OF EACH PART OF WORK EQUIPMENT
• 13.13. FLOOR
• 13.14. ENGINE CONTROL SYSTEM
• 13.15. ELECTRIC CONTROL SYSTEM
• 13.16. KOMTRAX SYSTEM
• 13.17. MONITOR SYSTEM
• 13.18. SENSORS
• 14. TESTING AND ADJUSTMENTS
• 14.1. MACHINE SPECIFICATIONS AND COMPONENTS
• 14.2. PUMP FEATURES
• 14.3. CHECK POSITIONS
• 14.4. SPECIAL TOOLS
• 14.5. TESTING ENGINE SPEED
• 14.6. MEASUREMENT OF EXHAUST GAS COLOR
• 14.7. ADJUSTING VALVE CLEARANCE
• 14.8. CHECKING COMPRESSION PRESSURE
• 14.9. CHECKING ENGINE OIL PRESSURE
• 14.10. TESTING AND ADJUSTING FUEL INJECTION TIMING
• 14.11. BLEEDING AIR FROM FUEL CIRCUIT
• 14.12. TESTING AND ADJUSTING FAN BELT TENSION
• 14.13. ADJUSTING FUEL CONTROL LEVER LINKAGE
• 14.14. MEASUREMENT OF CLEARANCE IN SWING CIRCLE BEARINGS
• 14.15. CONTROL AND REGULATION OF PRESSURE IN THE HYDRAULIC CIRCUITS
• 14.16. CHECKING SERVOCONTROL SUPPLY PRESSURE
• 14.17. CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE. ADJUSTING THE LS VALVE
• 14.18. TESTING THE CORRECT FUNCTIONING OF THE SOLENOID VALVE UNIT
• 14.19. CHECKING PPC VALVE OUTPUT PRESSURE
• 14.20. CHECKING REVOLVING FRAME SWING BRAKE RELEASE PRESSURE
• 14.21. TESTING AND ADJUSTING TRACK SHOE TENSION
• 14.22. CHECKING DEVIATION DURING TRAVEL
• 14.23. CHECKING FOR LEAKAGE INSIDE THE CYLINDERS
• 14.24. ELIMINATING RESIDUAL PRESSURE FROM THE HYDRAULIC CIRCUITS
• 14.25. PRESSURIZING THE HYDRAULIC OIL RESERVOIR
• 14.26. BLEEDING AIR FROM CYLINDERS
• 14.27. BLEEDING AIR FROM THE HYDRAULIC CIRCUITS
• 14.28. HOW TO OPEN AND CLOSE (TILT) FLOOR
• 14.29. KOMTRAX STATION OPENING CHECK (TC1310 station)
• 14.30. KOMTRAX SYSTEM CHECKS
• 15. REMOVAL AND INSTALLATION
• 15.1. HOW TO READ THE MANUAL
• 15.2. PRECAUTIONS TO BE TAKEN WHILE WORKING
• 15.3. SPECIAL TOOLS
• 15.4. INJECTION PUMP
• 15.4.1. Removal
• 15.4.2. Installation
• 15.5. RADIATOR AND HYDRAULIC OIL COOLER
• 15.5.1. Removal
• 15.5.2. Installation
• 15.6. ENGINEPUMP GROUP
• 15.7. BUMPER SPRING AND PUSH CYLINDER ASSEMBLIES
• 15.7.1. Removal
• 15.7.2. Assembling
• 15.8. LOWER IDLER ROLLERS
• 15.9. SWING MOTOR ASSEMBLY
• 15.9.1. Removal
• 15.9.2. Installation
• 15.10. ENTIRE UPPER FRAME
• 15.11. WORKING EQUIPMENT
• 15.11.1. Removal
• 15.11.2. Installation
• 15.12. CONTROL VALVE
• 15.13. HYDRAULIC CYLINDERS
• 15.13.1. Assembling
• 15.13.2. CYLINDER
• 15.13.3. PISTON ROD
• 15.13.4. CYLINDER HEAD ASSEMBLY
• 15.13.5. PISTON ASSEMBLY
• 15.13.6. PISTON ROD
• 15.14. KOMTRAX STATION (FOR CANOPY)
• 15.14.1. Removal
• 15.14.2. Installation
• 15.15. KOMTRAX STATION (FOR CAB)
• 15.16. HYDRAULIC CIRCUIT
• 15.17. ELECTRICAL CIRCUIT DIAGRAM (CANOPY VERSION)
• 15.18. ELECTRICAL CIRCUIT DIAGRAM (CAB VERSION)