HYDRAULIC EXCAVATOR PC400-7 PC400LC-7 Shop Manual

COVER
CONTENTS
LIST OF REVISED PAGES
SAFETY
FOREWORD
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 DRAWINGS
SPECIFICATIONS
WEIGHT TABLE
FUEL, COOLANT AND LUBRICANTS
10 STRUCTURE, FUNCTION ANDMAINTENANCE STANDARD
ENGINE RELATED PARTS
RADIATOR • OIL COOLER • AFTERCOOLER
POWER TRAIN
FINAL DRIVE
SPROCKET
SWING MACHINERY
SWING CIRCLE
TRACK FRAME AND RECOIL SPRING
IDLER
CARRIER ROLLER
TRACK ROLLER
TRACK SHOE
HYDRAULIC PIPING DRAWING
HYDRAULIC TANK
HYDRAULIC PUMP
LS(PC)-EPC VALVE
VARIABLE VOLUME VALVE
CONTROL VALVE
MAIN RELIEF VALVE
CLSS
SELF PRESSURE REDUCING VALVE
SWING MOTOR
REVERSAL PREVENTION VALVE
CENTER SWIVEL JOINT
TRAVEL MOTOR
TRAVEL JUNCTION VALVE
VALVE CONTROL
TRAVEL PPC SHUTTLE VALVE
WORK EQUIPMENT • SWING PPC VALVE
TRAVEL PPC VALVE
SERVICE PPC VALVE
SOLENOID VALVE
PPC ACCUMULATOR
RETURN OIL FILTER
BOOM HYDRAULIC DRIFT PREVENTION VALVE
ARM HYDRAULIC DRIFT PREVENTION VALVE
QUICK RETURN VALVE
LIFT CHECK VALVE
ATTACHMENT CIRCUIT SELECTOR VALVE
HOLDING VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
COMBUSTION HEATER AND PARTS RELATED TO HEATER
ENGINE CONTROL
ELECTRONIC CONTROL SYSTEM
MONITOR SYSTEM
7-SEGMENT MONITOR SYSTEM
SENSOR
20 TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR CHASSIS
TESTING AND ADJUSTING
TROUBLESHOOTING
30 DISASSEMBLY AND ASSEMBLY
HOW TO READ THIS MANUAL
PRECAUTIONS WHEN PERFORMING OPERATION
SPECIAL TOOL LIST
REMOVAL AND INSTALLATION OF CYLINDER HEAD ASSEMBLY
REMOVAL AND INSTALLATION OF ENGINE REAR SEAL
REMOVAL AND INSTALLATION OF ENGINE FRONT SEAL
REMOVAL AND INSTALLATION OF FUEL SUPPLY PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF FUEL INJECTOR ASSEMBLY
REMOVAL AND INSTALLATION OF NOZZLE TIP
REMOVAL AND INSTALLATION OF STARTING MOTOR ASSEMBLY
REMOVAL AND INSTALLATION OF RADIATOR ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
REMOVAL AND INSTALLATION OF ENGINE AND HYDRAULIC PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF SWING CIRCLE ASSEMBLY
REMOVAL AND INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
REMOVAL AND INSTALLATION OF SPROCKET
REMOVAL AND INSTALLATION OF TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF FINAL DRIVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CARRIER ROLLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF TRACK ROLLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF IDLER ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF RECOIL SPRING ASSEMBLY
EXPANSION AND INSTALLATION OF TRACK SHOE ASSEMBLY
REMOVAL AND INSTALLATION OF OPERATOR’S CAB
REMOVAL AND INSTALLATION OF PUMP CONTROLLER
REMOVAL AND INSTALLATION OF REVOLVING FRAME ASSEMBLY
REMOVAL AND INSTALLATION OF COUNTERWEIGHT ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC TANK ASSEMBLY
REMOVAL AND INSTALLATION OF HYDRAULIC PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF OIL SEAL IN HYDRAULIC PUMP INPUT SHAFT
REMOVAL AND INSTALLATION OF CONTROL VALVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF CONTROL VALVE ASSEMBLY
REMOVAL AND INSTALLATION OF CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF OF CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF WORK EQUIPMENT PPC VELVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF TRAVEL PPC VALVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY
REMOVAL AND INSTALLATION OF OPERATOR’S CAB GLASS (STUCK GLASS)
REMOVAL AND INSTALLATION OF FRONT WINDOW ASSEMBLY
70 SUPPLEMENT FOR OFF-SET BOOM EXCAVATOR
SPECIFICATION DRAWINGS
SPECIFICATIONS
WEIGHT TABLE
TESTING AND ADJUSTING
TROUBLESHOOTING
MAINTENANCE STANDARD
90 OTHERS
HYDRAULIC CIRCUIT DIAGRAM (1/2)
HYDRAULIC CIRCUIT DIAGRAM (2/2)
ELECTRICAL CIRCUIT DIAGRAM (1/5) (EXTREME COLD SPEC.)
ELECTRICAL CIRCUIT DIAGRAM (2/5) (EXTREME COLD SPEC.)
ELECTRICAL CIRCUIT DIAGRAM (3/5) (EXTREME COLD SPEC.)
ELECTRICAL CIRCUIT DIAGRAM (4/5) (EXTREME COLD SPEC.)
ELECTRICAL CIRCUIT DIAGRAM (5/5) (EXTREME COLD SPEC.)