Komatsu PC490LC-10 (SN from A40001) Crawler Excavators with 6D125E-6 engines (USA) Workshop Manual (CEBM025303)

Illustrated factory Workshop Manual for Komatsu Crawler Excavators Models PC490LC-10.

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 (USA):
   PC490LC-10 (SN: A40001-)

Format: PDF, 1815 pages
Language: English
Table of Contents:
   SAFETY
      Safety Notice
   GENERAL
      HOW TO READ THE SHOP MANUAL
      HOISTING INSTRUCTIONS
      HANDLING ELECTRIC EQUIPMENT AND HYDRAULIC COMPONENTS
      PUSH PULL COUPLER
      EXPLANATION OF MAINTENANCE STANDARD TERMS
      HANDLING OF FUEL SYSTEM DEVICES
      HANDLING OF INTAKE SYSTEM PARTS
      STANDARD TIGHTENING TORQUE
      ELECTRIC WIRE CODE
      PRECAUTIONS FOR OPERATIONS
      CONVERSION TABLES
      COATING MATERIALS
      LIST OF ABBREVIATIONS
   GENERAL
      SPECIFICATION DIMENSION DRAWINGS
      SPECIFICATIONS
      WEIGHT TABLE
      FUEL, COOLANT AND LUBRICANTS
   STRUCTURE, FUNCTION and MAINTENANCE STD
      ENGINE AND COOLING SYSTEM
      POWER TRAIN SYSTEM
      UNDERCARRIAGE AND FRAME
      HYDRAULIC SYSTEM
      WORK EQUIPMENT
      CAB AND ITS ATTACHMENTS
      ELECTRICAL SYSTEM
      MACHINE MONITOR SYSTEM
      KOMTRAX SYSTEM
      SENSORS
   STD VALUE TABLES
      STANDARD SERVICE VALUE TABLES
   TESTING and ADJUSTING
      GENERAL INFORMATION
      ENGINE AND COOLING SYSTEM
      POWER TRAIN
      UNDERCARRIAGE AND FRAME
      HYDRAULIC SYSTEM
      CAB AND ITS ATTACHMENTS
      ELECTRICAL SYSTEM
      PM CLINIC
   TROUBLESHOOTING
      GENERAL INFORMATION ON TROUBLESHOOTING
      DIAGNOSTIC PROCEDURE FOR WIRING HARNESS
      FAILURE CODE (DISPLAY OF CODE)
      ELECTRICAL SYSTEM (E-MODE)
      HYDRAULIC AND MECHANICAL SYSTEM (H-MODE)
      ENGINE (S-MODE)
   DISASSEMBLY and ASSEMBLY
      HOW TO READ THIS SECTION
      SPECIAL TOOLS LIST
      CONNECTOR REPAIR PROCEDURES
      ENGINE AND COOLING SYSTEM
      POWER TRAIN
      UNDERCARRIAGE AND FRAME
      HYDRAULIC SYSTEM
      WORK EQUIPMENT
      CAB AND ITS ATTACHMENTS
      ELECTRIC SYSTEM
   MAINTENANCE STD
      ENGINE AND COOLING SYSTEM
      POWER TRAIN
      UNDERCARRIAGE AND FRAME
      HYDRAULIC SYSTEM
      PPC Valve
      WORK EQUIPMENT
   AIR CONDITIONER
      AIR CONDITIONER
      AIR CONDITIONER COMPONENT
      STRUCTURE AND FUNCTION
      AIR CONDITIONER UNIT
      DUAL PRESSURE SWITCH
      AIR CONDITIONER CONTROLLER
      AIR CONDITIONER COMPRESSOR
      AIR CONDITIONER CONDENSER
      RECEIVER DRIER
      SUNLIGHT SENSOR
      OUTSIDE AIR TEMPERATURE SENSOR
      PROCEDURE FOR TESTING AND TROUBLESHOOTING
      PARTS AND CONNECTORS LAYOUT
      TESTING AIR LEAKAGE (DUCT)
      TESTING WITH SELF-DIAGNOSIS FUNCTION
      TESTING VENT (MODE) CHANGEOVER
      TESTING FRESH/RECIRC AIR CHANGEOVER
      TESTING SUNLIGHT SENSOR
      TESTING (DUAL) PRESSURE SWITCH FOR REFRIGERANT
      TESTING RELAY
      INFORMATION IN TROUBLESHOOTING TABLE
      FAILURE CODES FOR AIR CONDITIONER
      HANDLING OF COMPRESSOR OIL
   DIAGRAMS AND SCHEMATICS
      HYDRAULIC SYSTEM
      ELECTRICAL SYSTEM