KOMATSU PC138US -8 PC138USLC-8 HYDRAULIC EXCAVATOR WORKSHOP SERVICE REPAIR MANUAL



THIS MANUAL IS COMPATIBLE WITH THE FOLLOWING COMPUTER OPERATING SYSTEMS:
# ALL WINDOWS VERSION
# ALL MAC VERSION

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# AS THIS MANUAL IS COMING TO YOU IN ZIP FORMAT, YOU NEED TO EXTRACT THE FILE BEFORE USE BY USING WINZIP OR WINRAR SOFTWARE. IF YOUR COMPUTER DON'T HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM WINZIP WEBSITE


OPERATION & MAINTENANCE MANUAL ALSO INCLUDED WITH THIS MANUAL


APPLICABLE VEHICLE MODEL:
KOMATSU HYDRAULIC EXCAVATOR PC138US-8 FROM SERIAL NUMBER: 20001 & UP GALEO
KOMATSU HYDRAULIC EXCAVATOR PC138USLC-8 FROM SERIAL NUMBER: 20001 & UP GALEO


ENGINE COVERED:
3.3L 4-CYLINDER IN-LINE, 4-CYCLE, WATER-COOLED, TURBOCHARGED/AFTER COOLER, KOMATSU SAA4D95LE-5 ENGINE


CONTENTS:
GENERAL INFORMATION
SAFETY PRECAUTION
TIGHTENING TORQUE
SPECIFICATIONS
MAINTENANCE STANDARD
CHECK AND ADJUSTMENTS
SPECIAL TOOLS
STRUCTURE AND FUNCTION
POWER TAKE OFF
RADIATOR AND OIL COOLER
POWER TRAIN-SWING CIRCLE
SWING MACHINERY
TRACK FRAME-IDLER CUSHION
HYDRAULIC COMPONENT LAYOUT
VALVE CONTROL
HYDRAULIC TANK AND FILTER
HYDRAULIC PUMP (PISTON PUMP)
CONTROL VALVE-CLSS
SUCTION SAFETY VALVE
SELF PRESSURE REDUCING VALVE
TRAVEL MOTOR (FINAL DRIVE)
SWING MOTOR-SOLENOID VALVE
PPC ACCUMULATOR
ACCUMULATOR FOR BREAKER (OPT)
AIR-CONDITIONER
MONITOR PANEL ASSEMBLY
ELECTRIC COMPONENT LAYOUT
ENGINE CONTROL
ELECTRIC CONTROL SYSTEM
MONITOR SYSTEM
CYLINDER HEAD ASSEMBLY
INJECTION PUMP ASSEMBLY
ENGINE AND MAIN PUMP ASSEMBLY
RADIATOR, HYDRAULIC OIL COOLER
HYDRAULIC OIL COOLER ASSEMBLY
AFTER COOLER ASSEMBLY
CENTER SWIVEL JOINT
TRACK ROLLER-TRACK SHOE
BOOM, BUCKET, ARM, SWING CONTROL
HYDRAULIC CYLINDER
COUNTERWEIGHT
CONTROLLER ASSEMBLY
TROUBLESHOOTING
HYDRAULIC CIRCUIT DIAGRAM
ELECTRIC CIRCUIT DIAGRAM


Reason to buy this manual:

Save forever to your hard disc because a disc become faulty anytime
No need to waste time by waiting for postal delivery
Readable by any Devices with PDF Reader
Ready to Print
High Definition diagrams
Well structured contents
Very detailed instructions
Bookmarks for every chapter
No need to install any extra software