Komatsu PC20MR-2 (SN from 15001) Crawler Excavators (Japan) Workshop Manual (SEBM037001)

Illustrated factory Workshop Manual for Komatsu Crawler Excavators Models PC20MR-2.

This manual will assist you in diagnosing, repairing, and adjusting for your crawler excavator.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.

Covered Models (Japan):
   PC20MR-2 (SN: 15001-)

Format: PDF, 408 pages
Language: English
Table of Contents:
   SAFETY
      SAFETY NOTICE
   FOREWORD
      GENERAL
      HOISTING INSTRUCTIONS
      METHOD OF DISASSEMBLING, CONNECTING PUSH-PULL TYPE COUPLER
      COATING MATERIALS
      STANDARD TIGHTENING TORQUE
      ELECTRIC WIRE CODE
      CONVERSION TABLE
      UNITS
   GENERAL
      SPECIFICATION DIMENSION DRAWING
      WORKING RANGE DRAWING
      SPECIFICATIONS
      WEIGHT TABLE
      LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS
   STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
      PTO
      COOLING SYSTEM
      POWER TRAIN
      SWING CIRCLE
      TRACK FRAME
      IDLER CUSHION
      IDLER
      TRACK ROLLER
      CARRIER ROLLER
      SPROCKET
      TRACK SHOE
      HYDRAULIC COMPONENTS LAYOUT DRAWING
      HYDRAULIC TANK
      CENTER SWIVEL JOINT
      TRAVEL MOTOR
      HYDRAULIC CYLINDER
      SOLENOID VALVE
      MULTI-CONTROL VALVE (IF EQUIPPED)
      HYDRAULIC PUMP
      CONTROL VALVE
      CLSS
      OPERATION FOR EACH FUNCTION AND VALVE
      SWING MOTOR
      PPC VALVE
      WORK EQUIPMENT
      DIMENSIONS OF EACH PART OF WORK EQUIPMENT
      FLOOR
      ENGINE CONTROL
      ELECTRIC CONTROL SYSTEM
      COMPONENT PART OF SYSTEM
      MONITOR SYSTEM
      MONITOR PANEL
      SENSORS
   TESTING AND ADJUSTING
      STANDARD VALUE TABLE FOR ENGINE RELATED PARTS
      STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS
      TESTING AND ADJUSTING
      TROUBLESHOOTING
   DISASSEMBLY AND ASSEMBLY
      HOW TO READ THIS MANUAL
      PRECAUTIONS WHEN PERFORMING OPERATION
      SPECIAL TOOL LIST
      REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
      REMOVAL AND INSTALLATION OF RADIATOR AND HYDRAULIC OIL COOLER ASSEMBLY
      REMOVAL AND INSTALLATION OF ENGINE AND HYDRAULIC PUMP ASSEMBLY
      REMOVAL AND INSTALLATION TRACK SHOE ASSEMBLY
      DISASSEMBLY AND ASSEMBLY OF IDLER ASSEMBLY
      DISASSEMBLY AND ASSEMBLYOF RECOIL SPRING ASSEMBLY
      DISASSEMBLY AND ASSEMBLY OF TRACK ROLLER ASSEMBLY
      REMOVAL AND INSTALLATION OF CENTER SWIVEL JOINT ASSEMBLY
      DISASSEMBLY AND ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
      REMOVAL AND INSTALLATION OF FLOOR FRAME ASSEMBLY
      REMOVAL AND INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
      REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY
      REMOVAL AND INSTALLATION OF REVOLVING FRAME ASSEMBLY
      REMOVAL AND INSTALLATION OF SWING CIRCLE ASSEMBLY
      DISASSEMBLY AND ASSEMBLY OF CONTROL VALVE ASSEMBLY
      DISASSEMBLY AND ASSEMBLY OF HDYRAULIC CYLINDER ASSEMBLY
      REMOVAL AND INSTALLATION OF FRONT WINDOW ASSEMBLY
      REMOVAL AND INSTALLATION OF OPERATOR`S CAB GLASS (STUCK GLASS)
   OTHERS
      HYDRAULIC CIRCUIT DIAGRAM
      ELECTRICAL CIRCUIT DIAGRAM (1/2)
      ELECTRICAL CIRCUIT DIAGRAM (2/2)