KOMATSU PC128 PC138 HYDRAULIC EXCAVATOR WORKSHOP SERVICE REPAIR MANUAL



PLEASE SEE THE SAMPLE PAGE ON PREVIEW FOR QUALITY OF THE MANUAL AND BUY WITH CONFIDENCE.



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

# YOU NEED THE ADOBE ACROBAT READER TO VIEW THE DOCUMENT AS THE MANUAL IS PDF FORMAT. IF YOUR COMPUTER DONT HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM ADOBE ACROBAT WEBSITE

# 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 DONT HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM WINZIP WEBSITE

# FILE SIZE 63 MB




APPLICABLE VEHICLE MODEL:
KOMATSU HYDRAULIC EXCAVATOR PC128US-2 FROM SERIAL NUMBER: 5001-7730 AVANCE
KOMATSU HYDRAULIC EXCAVATOR PC128US-2 FROM SERIAL NUMBER: 7731 & UP GALEO
KOMATSU HYDRAULIC EXCAVATOR PC138US-2 FROM SERIAL NUMBER: 4501 & UP GALEO
KOMATSU HYDRAULIC EXCAVATOR PC138USLC-2E0 FROM SERIAL NUMBER: 1001 & UP GALEO


ENGINE COVERED:
4.0L 4-CYLINDER IN-LINE, 4-CYCLE, WATER-COOLED, TURBOCHARGED, KOMATSU S4D102E-1 ENGINE

3.3L 4-CYLINDER IN-LINE, 4-CYCLE, WATER-COOLED, TURBOCHARGED/AFTER COOLER, KOMATSU SAA4D95LE-3-A 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



THIS MANUAL PRESENTED FOR YOU IN ELECTRONIC FORMAT YOU CAN JUST PRINT OUT THE PAGE YOU NEED THEN DISPOSE OF IT WHEN YOU HAVE COMPLETED YOUR TASK. THIS MANUAL HAS DETAILED ILLUSTRATIONS AS WELL AS STEP BY STEP WRITTEN INSTRUCTIONS WITH THE NECESSARY DIAGRAMS OR PICTURES. THESE MANUALS ARE YOUR NUMBER ONE SOURCE FOR REPAIR AND SERVICE INFORMATION & SPECIFICALLY WRITTEN FOR THE DO-IT-YOURSELF AS WELL AS THE EXPERIENCED MECHANICS WORLDWIDE USED TO USE THIS FACTORY MANUAL TO FIX YOUR VEHICLE. USING THIS REPAIR MANUAL IS AN INEXPENSIVE WAY TO KEEP YOUR CAR WORKING PROPERLY. IT IS THIS LEVEL OF DETAIL, ALONG WITH ILLUSTRATIONS, THAT GUIDE THE READER THROUGH EACH SERVICE, REPAIR & MAINTENANCE PROCEDURE.