HYDRAULIC EXCAVATOR PC300 PC300LC-7 PC350 PC350LC-7 (40001 and up 20001 and up) (SEBM025811) Shop Manual

COVER
CONTENTS
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
SPROCKET
SWING MACHINERY
SWING CIRCLE
TRACK FRAME・RECOIL SPRING
IDLER
CARRIER ROLLER
TRACK ROLLER
TRACK SHOE
HYDRAULIC EQUIPMENT LAYOUT DRAWING
HYDRAULIC TANK
HYDRAULIC PUMP
VARIABLE VOLUME VALVE
CONTROL VALVE
CLSS
SELF PRESSURE REDUCING VALVE
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
QUICK RETURN VALVE
LIFT CHECK VALVE
ATTACHMENT CIRCUIT SELECTOR VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
AIR CONDITIONER
ENGINE CONTROL
ELECTRONIC CONTROL SYSTEM
MULTI MONITOR SYSTEM
7-SEGMENT MONITOR 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
HOW TO READ THIS MANUAL
PRECAUTIONS WHEN PERFORMING OPERATION
SPECIAL TOOL LIST
SKETCHES OF SPECIAL TOOLS
STARTING MOTOR ASSEMBLY
FUEL INJECTION PUMP ASSEMBLY
ENGINE FRONT SEAL
ENGINE REAR SEAL
CYLINDER HEAD ASSEMBLY
RADIATOR ASSEMBLY
HYDRAULIC OIL COOLER ASSEMBLY
ENGINE AND HYDRAULIC PUMP ASSEMBLIES
FINAL DRIVE ASSEMBLY
SWING MOTOR,SWING MACHINERY ASSEMBLY
SWING MOTOR,SWING MACHINERY ASSEMBLY
CARRIER ROLLER ASSEMBLY
TRACK ROLLER ASSEMBLY
IDLER ASSEMBLY
RECOIL SPRING ASSEMBLY
SPROCKET
TRACK SHOE ASSEMBLY
SWING CIRCLE ASSEMBLY
REVOLVING FRAME ASSEMBLY
CENTER SWIVEL JOINT ASSEMBLY
HYDRAULIC TANK ASSEMBLY
CONTROL VALVE ASSEMBLY
HYDRAULIC PUMP ASSEMBLY
OIL SEAL IN HYDRAULIC PUMP INPUT SHAFT
WORK EQUIPMENT PPC VALVE ASSEMBLY
TRAVEL PPC VALVE ASSEMBLY
HYDRAULIC CYLINDER ASSEMBLY
WORK EQUIPMENT ASSEMBLY
AIR CONDITIONER UNIT ASSEMBLY
COUNTERWEIGHT ASSEMBLY
OPERATOR’S CAB ASSEMBLY
OPERATOR’S CAB GLASS (STUCK GLASS)
FRONT WINDOW ASSEMBLY
MONITOR ASSEMBLY
GOVERNOR PUMP CONTROLLER ASSEMBLY
90 OTHERS
HYDRAULIC CIRCUIT DIAGRAM
PC300-7, PC300LC-7: SERIAL NO.40001-45000 PC300-7, PC350LC-7: SERIAL NO.20001-25000
PC300-7, PC300LC-7: SERIAL NO.45001 AND UP PC300-7, PC350LC-7: SERIAL NO.25001 AND UP