HYDRAULIC EXCAVATOR PC300LC-7L PC300HD-7L Shop Manual

MAIN MENU
CONTENTS
FOREWORD
SAFETY
GENERAL
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
COATING MATERIALS
STANDARD TIGHTENING TORQUE
ELECTRIC WIRE CODE
CONVERSION TABLES
01 GENERAL
SPECIFICATION DIMENSION DRAWINGS
SPECIFICATIONS
WEIGHT TABLE
FUEL, COOLANT, AND LUBRICANTS
10 STRUCTURE AND FUNCTION
ENGINE RELATED PARTS
RADIATOR • OIL COOLER • AFTERCOOLER
FINAL DRIVE
SWING MACHINERY
SWING CIRCLE
TRACK FRAME • RECOIL SPRING
IDLER
CARRIER ROLLER
TRACK ROLLER
TRACK SHOE
TRIPLE GROUSER 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 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
SENSORS
20 TESTING, ADJUSTING AND TROUBLESHOOTING
STANDARD VALUE TABLES
TESTING AND ADJUSTING
TROUBLESHOOTING GENERAL
TROUBLESHOOTING ELECTRICAL SYSTEM (E-MODE)
TROUBLESHOOTING MONITOR ELECTRICAL SYSTEM (E-MODE)
TROUBLESHOOTING HYDRAULIC AND MECHANICAL SYSEM (H-MODE)
30 DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS DURING OPERATION
SPECIAL TOOL LIST
SKETCHES OF SPECIAL TOOLS
ENGINE
RADIATOR
HYDRAULIC OIL COOLER
ENGINE AND HYDRAULIC PUMPS
FINAL DRIVE
SWING MOTOR AND SWING MACHINERY
CARRIER ROLLER
TRACK ROLLER
IDLER
RECOIL SPRING
SPROCKET
TRACK SHOE
SWING CIRCLE
REVOLVING FRAME
CENTER SWIVEL JOINT
HYDRAULIC TANK
CONTROL VALVE
HYDRAULIC PUMP
WORK EQUIPMENT PPC VALVE
TRAVEL PPC VALVE
HYDRAULIC CYLINDER
WORK EQUIPMENT
AIR CONDITIONER
COUNTERWEIGHT
OPERATOR’S CAB
MONITOR
GOVERNOR PUMP CONTROLLER
90 OTHERS
ELECTRICAL