COVER
CONTENTS
10 STRUCTURE AND FUNCTION
POWER TRAIN
SWING CIRCLE
TRACK FRAME AND RECOIL SPRING
HYDRAULIC PIPING
HYDRAULIC CIRCUIT DIAGRAM
HYDRAULIC TANK
HYDRAULIC PUMP
8-SPOOL CONTROL VALVE
SWING MOTOR
CENTER SWIVEL JOINT
TRAVEL MOTOR
HYDRAULIC CYLINDER
VALVE CONTROL
WORK EQUIPMENT
ELECTRICAL CIRCUIT DIAGRAM
MONITOR SYSTEM
20 TESTING AND ADJUSTING
TABLE OF JUDGEMENT STANDARD VALUE