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HYDRAULIC EXCAVATOR PC308USLC-3 Shop Manual
MAIN MENU
COVER
CONTENTS
SAFETY
SAFETY NOTICE
FOREWARD
GENERAL
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
METHOD OF DISASSEMBLING, CONNECTING PUSH-PULL TYPE COUPLER
COATING MATERIALS
STANDARD TIGHTENING TORQUE
ELECTRIC WIRE CODE
CONVERSION TABLE
UNITS
01 GENERAL
SPECIFICATION DIMENSION DRAWINGS
SPECIFICATIONS
WEIGHT TABLE
FUEL, COOLANT, AND LUBRICANTS
10 STRUCTURE, FUNCTION, AND MAINTENANCE STANDARD
ENGINE RELATED PARTS
RADIATOR * OIL COOLER * AFTERCOOLER
POWER TRAIN
FINAL DRIVE
SWING MACHINERY
SWING CIRCLE
TRACK FRAME * RECOIL SPRING
IDLER
CARRIER ROLLER
TRACK ROLLER
TRACK SHOE
HYDRAULIC TANK
HYDRAULIC PUMP
CONTROL VALVE
SELF PRESSURE REDUCING VALVE
CLSS
SWING MOTOR
REVERSE PREVENTION VALVE
CENTER SWIVEL JOINT
TRAVEL MOTOR
TRAVEL JUNCTION VALVE
TRAVEL PPC SHUTTLE VALVE
VALVE CONTROL
WORK EQUIPMENT * SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
SOLENOID VALVE
PPC ACCUMULATOR
RETURN OIL FILTER
BOOM HYDRAULIC DRIFT PREVENTION VALVE
LIFT CHECK VALVE
ATTACHMENT CIRCUIT SELECTOR VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
AIR CONDITIONER
ENGINE CONTROL
ELECTRONIC CONTROL SYSTEM
MONITORING SYSTEM
SENSOR
20 TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE RELATED PARTS
STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS
TESTING AND ADJUSTING
TROUBLESHOOTING
30 DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
REMOVAL OF ENGINE ASSEMBLY
INSTALLATION OF ENGINE ASSEMBLY
REMOVAL OF ENGINE FRONT SEAL
INSTALLATION OF ENGINE FRONT SEAL
REMOVAL OF ENGINE REAR SEAL
INSTALLATION OF ENGINE REAR SEAL
REMOVAL OF RADIATOR ASSEMBLY
INSTALLATION OF RADIATOR ASSEMBLY
REMOVAL OF HYDRAULIC OIL COOLER ASSEMBLY
INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL OF AFTERCOOLER ASSEMBLY
INSTALLATION OF AFTERCOOLER ASSEMBLY
REMOVAL OF FUEL TANK ASSEMBLY
INSTALLATION OF FUEL TANK ASSEMBLY
REMOVAL OF CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
REMOVAL OF FINAL DRIVE ASSEMBLY
INSTALLATION OF FINAL DRIVE ASSEMBLY
DISASSEMBLY OF FINAL DRIVE ASSEMBLY
ASSEMBLY OF FINAL DRIVE ASSEMBLY
REMOVAL OF REVOLVING FRAME ASSEMBLY
INSTALLATION OF REVOLVING FRAME ASSEMBLY
REMOVAL OF SWING CIRCLE ASSEMBLY
INSTALLATION OF SWING CIRCLE ASSEMBLY
DISASSEMBLY OF RECOIL SPRING ASSEMBLY
ASSEMBLY OF RECOIL SPRING ASSEMBLY
REMOVAL OF SPROCKET
INSTALLATION OF SPROCKET
ASSEMBLY OF IDLER ASSEMBLY
ASSEMBLY OF TRACK ROLLER ASSEMBLY
EXPANSION OF TRACK SHOE ASSEMBLY
INSTALLATION OF TRACK SHOE ASSEMBLY
REMOVAL OF HYDRAULIC PUMP ASSEMBLY
INSTALLATION OF HYDRAULIC PUMP ASSEMBLY
REMOVAL OF OIL SEAL IN HYRAULIC PUMP INPUT SHAFT
INSTALLATION OF OIL SEAL IN HYRAULIC PUMP INPUT SHAFT
REMOVAL OF CONTROL VALVE ASSEMBLY
INSTALLATION OF CONTROL VALVE ASSEMBLY
DISASSEMBLY OF CONTROL VALVE ASSEMBLY
ASSEMBLY OF CONTROL VALVE ASSEMBLY
DISASSEMBLY OF WORK EQUIPMENT PPC VALVE ASSEMBLY
DISASSEMBLY OF TRAVEL PPC VALVE ASSEMBLY
ASSEMBLY OF TRAVEL PPC VALVE ASSEMBLY
REMOVAL OF WORK EQUIPMENT ASSEMBLY
INSTALLATION OF WORK EQUIPMENT ASSEMBLY
DISASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
REMOVAL OF OPERATOR’S CAB ASSEMBLY
INSTALLATION OF OPERATOR’S CAB ASSEMBLY
REMOVAL OF FLOOR FRAME ASSEMBLY
INSTALLATION OF FLOOR FRAME ASSEMBLY
REMOVAL OF AIR CONDITIONER COMPRESSOR ASSEMBLY
INSTALLATION OF AIR CONDITIONER COMPRESSOR ASSEMBLY
REMOVAL OF AIR CONDITIONER CONDENSER ASSEMBLY
INSTALLATION OF AIR CONDITIONER CONDENSER ASSEMBLY
REMOVAL OF AIR CONDITIONER UNIT ASSEMBLY
INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY
REMOVAL, INSTALLATION OF COUNTERWEIGHT ASSEMBLY
REMOVAL OF MONITOR PANEL ASSEMBLY
INSTALLATION OF MONITOR PANEL ASSEMBLY
REMOVAL OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
DISASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
ASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
REMOVAL OF HYDRAULIC TANK ASSEMBLY
INSTALLATION OF HYDRAULIC TANK ASSEMBLY
90 OTHERS
HYDRAULIC CIRCUIT DIAGRAM
ELECTRICAL CIRCUIT DIAGRAM (1/4)
ELECTRICAL CIRCUIT DIAGRAM (2/4)
ELECTRICAL CIRCUIT DIAGRAM (3/4)
ELECTRICAL CIRCUIT DIAGRAM (4/4)