Komatsu WA900-1-LC (SN from A20008) 4WD Wheeled Loaders (USA) Workshop Manual (CEBM002300)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA900-1-LC.

This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader.
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):
   WA900-1-LC (SN: A20008-)

Format: PDF, 878 pages
Language: English
Table of Contents:
   GENERAL
      SPECIFICATION DRAWINGS
      SPECIFICATIONS
      WEIGHT TABLE
      FUEL, COOLANT, AND LUBRICANTS
      ENGINE OIL SPECIFICATIONS
      DIESEL FUEL SPECIFICATIONS
      COOLANT SPECIFICATIONS
   STRUCTURE AND FUNCTION
      GENERAL (POWER TRAIN)
      POWER TRAIN SYSTEM
      ENGINE CONTROL
      RADIATOR AND HYDRAULIC OIL COOLER
      DAMPER
      TORQUE CONVERTER AND TRANSMISSION PIPING
      TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
      TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
      TORQUE CONVERTER
      TORQUE CONVERTER RELIEF VALVE
      TORQUE CONVERTER REGULATOR VALVE
      TORQUE CONVERTER OIL FILTER
      TRANSMISSION
      TRANSFER
      TRANSMISSION CONTROL VALVE
      TORQUE CONVERTER OIL COOLER
      DRIVE SHAFT
      CENTER SUPPORT
      AXLES
      FINAL DRIVE
      FLOOR SUPPORT
      AXLE MOUNT AND CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      STEERING PUMP
      SWITCH PUMP
      STEERING DEMAND VALVE
      TWO-WAY RESTRICTOR VALVE
      STEERING UNIT (ORBIT-ROLL VALVE)
      DIVERTER VALVE
      BRAKE AND AIR PIPING
      BRAKE AND AIR CIRCUIT DIAGRAM
      AIR GOVERNOR
      AIR TANK
      SAFETY VALVE
      BRAKE VALVE
      RELAY VALVE
      TWO-WAY VALVE
      BRAKE CHAMBER
      SLACK ADJUSTER
      BRAKE
      PARKING BRAKE
      HYDRAULIC PIPING
      WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
      WORK EQUIPMENT LEVER LINKAGE
      HYDRAULIC TANK
      MAIN PISTON PUMP
      ES VALVE (ENGINE SENSING VALVE)
      SERVO VALVE
      PPC VALVE
      PPC RELIEF VALVE
      ACCUMULATOR
      MAIN CONTROL VALVE
      LUBRICATION OF WORK EQUIPMENT
      WORK EQUIPMENT LINKAGE
      BUCKET POSITIONER AND BOOM KICK-OUT
      CAB
      AIR CONDITIONER
      AIR CONDITIONING PIPING DIAGRAM
      AIR CONDITIONING CONDENSER
      RECEIVER W/SIGHT GLASS (LIQUID TANK)
      AIR CONDITIONER UNIT
      MACHINE MONITOR SYSTEM
      ELECTRICAL SCHEMATIC (1/3)
      ELECTRICAL SCHEMATIC (2/3)
      ELECTRICAL SCHEMATIC - JOYSTICK STEERING (3/3)
      ENGINE STARTING CIRCUIT
      ENGINE STOP CIRCUIT
      PREHEATING CIRCUIT
      ELECTRICAL TRANSMISSION CONTROL
      KICK-DOWN SWITCH
      ELECTRICAL PARKING BRAKE CONTROL
      TRANSMISSION CLUTCH OVERRUN CONTROLLER
      ENGINE DIAGNOSTICS
      ENGINE DIAGNOSTIC ELECTRICAL SCHEMATIC
   TESTING, ADJUSTING AND TROUBLESHOOTING
      TESTING AND ADJUSTING
      TROUBLESHOOTING
   DISASSEMBLY AND ASSEMBLY
      METHOD OF USING MANUAL
      PRECAUTIONS WHEN CARRYING OUT OPERATION
      RADIATOR
      ENGINE
      DAMPER
      TORQUE CONVERTER, TRANSMISSION
      TORQUE CONVERTER ASSEMBLY
      TORQUE CONVERTER VALVE ASSEMBLY
      PTO ASSEMBLY
      TRANSMISSION
      TRANSFER ASSEMBLY
      TRANSMISSION VALVE
      TRANSMISSION VALVE
      CENTER SUPPORT
      DRIVE SHAFT
      FRONT AXLE
      REAR AXLE
      DIFFERENTIAL
      FINAL DRIVE
      STEERING UNIT
      STEERING DEMAND VALVE
      DIVERTER VALVE
      BRAKE VALVE
      BRAKE CHAMBER
      SLACK ADJUSTER
      BRAKE ASSEMBLY
      SPRING CYLINDER
      PARKING BRAKE CALIPER
      PARKING BRAKE PAD
      HYDRAULIC TANK AND FILTER CASE
      HYDRAULIC PUMP
      SWITCH PUMP
      PISTON PUMP
      PPC VALVE
      MAIN CONTROL VALVE
      HYDRAULIC CYLINDER
      CENTER HINGE PIN
      WORK EQUIPMENT
      FUEL TANK
   MAINTENANCE STANDARD
      ENGINE MOUNT
      TRANSMISSION MOUNT
      DAMPER
      TORQUE CONVERTER CHARGING AND PPC PUMP
      TORQUE CONVERTER
      TORQUE CONVERTER REGULATOR
      TRANSMISSION (1/2)
      TRANSMISSION (2/2)
      TRANSFER
      TRANSMISSION CONTROL VALVE
      DRIVE SHAFT
      CENTER SUPPORT
      DIFFERENTIAL (1/2)
      DIFFERENTIAL (2/2)
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING COLUMN
      DIVERTER VALVE
      STEERING CYLINDER MOUNT
      EMERGENCY STEERING PUMP
      STEERING CYLINDER
      BRAKE CHAMBER
      BRAKE VALVE
      SLACK ADJUSTER
      PARKING BRAKE
      BRAKE
      SPRING CYLINDER
      CONTROL PUMP (BAR025)
      PPC VALVE
      MAIN CONTROL VALVE
      BUCKET CYLINDER
      BOOM CYLINDER
      BUCKET LINKAGE
      BUCKET POSITIONER AND BOOM KICK-OUT