Komatsu Excavator PC290LC-6K PC290NLC-6K service & repair manual

Description Komatsu Excavator PC290LC-6K PC290NLC-6K service & repair manual

Komatsu Hydraulic Excavator PC290LC-6K, PC290NLC-6K pdf workshop service repair manual + operation & maintenance manual

Serial number K30001 and up, K34001 and up

MANUAL CONTENT:
GENERAL
SAFETY
FOREWORD
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
COATING MATERIALS
STANDARD TIGHTENING TORQUE
ELECTRIC WIRE CODE
CONVERSION TABLE

STRUCTURE AND FUNCTION
ENGINE RELATED PARTS
RADIATOR - OIL COOLER
POWER TRAIN
FINAL DRIVE
SWING CIRCLE
SWING MACHINERY
TRACK FRAME, RECOIL SPRING
TRACK SHOE
HYDRAULIC TANK
HYDRAULIC PUMP
CONTROL VALVE
SAFETY-SUCTION VALVE FOR SERVICE VALVE
SELF-REDUCING PRESSURE VALVE
CLSS
CENTER SWIVEL JOINT
SWING MOTOR
TRAVEL MOTOR
VALVE CONTROL
WORK EQUIPMENT - SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
SAFETY LOCK VALVE
PPC ACCUMULATOR
STRAIGHT-TRAVEL SYSTEM
EPC SOLENOID VALVE
OVERLOAD WARNING DEVICE
HOSE BURST PROTECTION VALVE (BOOM)
WORK EQUIPMENT
ENGINE CONTROL SYSTEM
ELECTRONIC CONTROL SYSTEM
MACHINE MONITOR SYSTEM
SENSORS

TESTING AND ADJUSTING
TROUBLESHOOTING
TROUBLESHOOTING OF ENGINE THROTTLE - PUMP CONTROLLER
TROUBLESHOOTING OF ENGINE SYSTEM
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM
TROUBLESHOOTING OF MACHINE MONITOR SYSTEM

DISASSEMBLY AND ASSEMBLY
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
STARTING MOTOR
ALTERNATOR
FUEL INJECTION PUMP
WATER PUMP
NOZZLE HOLDER
TURBOCHARGER
THERMOSTAT
GOVERNOR MOTOR
CYLINDER HEAD ASSEMBLY
RADIATOR - HYDRAULIC OIL COOLER
ENGINE, MAIN PUMP
DAMPER
FUEL TANK
CENTER SWIVEL JOINT
FINAL DRIVE
SPROCKET
SWING MOTOR AND MACHINERY
REVOLVING FRAME
SWING CIRCLE
IDLER - RECOIL SPRING
RECOIL SPRING
IDLER
TRACK ROLLER
CARRIER ROLLER
TRACK SHOE
HYDRAULIC TANK
MAIN PUMP
MAIN PUMP INPUT SHAFT OIL SEAL
CONTROL VALVE
PUMP MERGE-DIVIDER VALVE
MAIN RELIEF VALVE
PC VALVE
LS VALVE
PC, LS-EPC VALVE
SOLENOID VALVE
WORK EQUIPMENT - SWING PPC VALVE
TRAVEL PPC VALVE
BOOM CYLINDER
ARM CYLINDER
BUCKET CYLINDER
HYDRAULIC CYLINDER
WORK EQUIPMENT
BUCKET
ARM
BUCKET-ARM
BOOM
OPERATOR’S CAB
COUNTERWEIGHT
ENGINE THROTTLE - PUMP CONTROLLER
MONITOR

MAINTENANCE STANDARDS

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