Komatsu PC25-1 PC30-7 PC40-7 PC45-1 Hydraulic Excavator Shop Manual Download

Models:
PC25-1 1001 and up
PC30-7 18001 and up
PC40-7 18001 and up
PC45-1 1001 and up


This is the most complete service repair manual for Komatsu PC25-1 PC30-7 PC40-7 PC45-1 Hydraulic Excavator.
This manual contains service, repair procedures, assembling, disassembling,Circuit Diagrams and everything you need to know.

Service Repair Manual Covers:

CONTENTS
SAFETY
FOREWARD

10 STRUCTURE AND FUNCTION
POWER TRAIN
SWING CIRCLE
SWING MACHINERY
TRACK FRAME AND RECOIL SPRING
HYDRAULIC PIPING
HYDRAULIC CIRCUIT DIAGRAM
HYDRAULIC TANK AND FUEL TANK
HYDRAULIC PUMP
CONTROL PUMP
7 - SPOOL CONTROL VALVE
2 - SPOOL CONTROL VALVE
SWING MOTOR
CENTER SWIVEL JOINT
TRAVEL MOTOR
HYDRAULIC CYLINDER
VALVE CONTROL
PPC VALVE
SOLENOID VALVE
WORK EQUIPMENT
HYDRAULIC BREAKER
ELECTRICAL CIRCUIT DIAGRAM
MONITOR SYSTEM

20 TESTING AND ADJUSTING
TABLE OF JUDGEMENT STANDARD VALUE
STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
TOOL FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
ADJUSTING VALVE CLEARANCE
MEASURING COMPRESSION PRESSURE
ADJUSTING FUEL INJECTION TIMING
MEASURING ENGINE OIL PRESSURE
ADJUSTING FUEL CONTROL LEVER
TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT
TESTING CONTROL CIRCUIT PRESSURE
MEASURING OUTPUT PRESSURE OF PPC VALVE
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30 DISASSEMBLY AND ASSEMBLY

40 MAINTENANCE STANDARD
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Language: English
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