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Komatsu PC128US-2 (SN: 5001-), PC138US-2 (SN: 4501-), PC138USLC-2 (SN: 1001-) Crawler Excavators Workshop Manual (SEBM018419)
Model
SEBM018419
SKU
40516
Brand
Komatsu
Availability:
Ready for Instant Download
$25.00
Generation
2
Language
English
Model of Truck
PC128US-2, PC138US-2, PC138USLC-2
Region
Japan
Truck Class
PC128, PC138
All the features
Illustrated factory Workshop Manual for Komatsu Crawler Excavators Models PC128US-2, PC138US-2 and PC138USLC-2.

This manual will assist you in diagnosing, repairing, and adjusting for your crawler excavator.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.

Covered Models (Japan):
   PC128US-2 (SN: 5001-7730; 7731-)
   PC138US-2 (SN: 4501-)
   PC138USLC-2 (SN: 1001-)

Format: PDF, 1029 pages
Language: English
Table of Contents:
   FOREWORD
      GENERAL
      HOW TO READ THE SHOP MANUAL
      HOISTING INSTRUCTIONS
      METHOD OF DISASSEMBLING, CONNECTING PUSH-PULL TYPE COUPLER
      COATING MATERIALS
      STANDARD TIGHTENING TORQUE
      ELECTRIC WIRE CODE
      CONVERSION TABLE
      UNITS
   GENERAL
      GENERAL ASSEMBLY DRAWING
      SPECIFICATIONS
      WEIGHT TABLE
      LIST OF LUBRICANTS AND WATER
   STRUCTURE AND FUNCTION
      PTO
      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
      SUCTION SAFETY VALVE
      CLSS
      SELF PRESSURE REDUCING VALVE
      CENTER SWIVEL JOINT
      TRAVEL MOTOR (FINAL DRIVE)
      SWING MOTOR
      SOLENOID VALVE
      PPC ACCUMULATOR
      ACCUMULATOR FOR BREAKER (OPT)
      PPC VALVE
      HYDRAULIC DRIFT PREVENTION VALVE
      ARM HYDRAULIC DRIFT PREVENTION VALVE
      AIR-CONDITIONER PIPING
      ELECTRIC COMPONENT LAYOUT
      ENGINE CONTROL
      ELECTRIC CONTROL SYSTEM
      MONITOR SYSTEM
   TESTING AND ADJUSTING
      STANDARD VALUE TABLE
      TESTING AND ADJUSTING
      TROUBLESHOOTING
   DISASSEMBLY AND ASSEMBLY
      METHOD OF USING MANUAL
      PRECAUTIONS WHEN CARRYING OUT OPERATION
      SPECIAL TOOL LIST
      SKETCH OF SPECIAL TOOL
      CYLINDER HEAD ASSEMBLY
      INJECTION PUMP ASSEMBLY
      ENGINE AND MAIN PUMP ASSEMBLY
      RADIATOR, HYDRAULIC OIL COOLER
      RADIATOR ASSEMBLY
      HYDRAULIC OIL COOLER ASSEMBLY
      AFTER COOLER ASSEMBLY
      FUEL TANK
      CENTER SWIVEL JOINT
      SWING MOTOR, SWING MACHINERY
      SWING MACHINERY
      REVOLVING FRAME
      SWING CIRCLE
      TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
      RECOIL SPRING
      IDLER
      TRACK ROLLER
      TRACK SHOE
      HYDRAULIC TANK
      MAIN PUMP
      CONTROL VALVE
      LS SELECTION VALVE
      PRESSURE COMPENSATION VALVE
      MAIN RELIEF VALVE
      WORK EQUIPMENT PPC VALVE (FOR BOOM, BUCKET, ARM, SWING CONTROL)
      TRAVEL PPC VALVE
      HYDRAULIC CYLINDER
      WORK EQUIPMENT
      OPERATOR`S CAB
      OPERATOR’S CAB GLASS (STUCK GLASS)
      FRONT WINDOW ASSEMBLY
      FLOOR FRAME
      AIR CONDITIONER COMPRESSOR
      AIR CONDITIONER CONDENSOR
      AIR CONDITIONER UNIT
      COUNTERWEIGHT
      MONITOR PANEL ASSEMBLY
      CONTROLLER ASSEMBLY
   MAINTENANCE STANDARD
      SWING MACHINERY
      SWING CIRCLE
      TRACK FRAME, IDLER CUSHION
      IDLER
      CARRIER ROLLER
      TRACK ROLLER
      SPROCKET
      TRACK SHOE
      HYDRAULIC PUMP (PISTON PUMP)
      CONTROL VALVE
      SUCTION SAFETY VALVE
      SELF PRESSURE REDUCTION VALVE
      TRAVEL MOTOR
      SWING MOTOR
      SOLENOID VALVE
      CENTER SWIVEL JOINT
      PPC VALVE
      BOOM HYDRAULIC DRIFT PREVENTION VALVE (FOR KUK SPEC)
      ARM HYDRAULIC DRIFT PREVENTION VALVE (FOR KUK SPEC) (IF EQUIPPED)
      HYDRAULIC CYLINDER
      WORK EQUIPMENT
      DIMENSION OF WORK EQUIPMENT
   OTHERS
      HYDRAULIC CIRCUIT DIAGRAM (ATTACHMENT)(BREAKER: 1 SERVICE VALVE: 50: AMOUNT)
      HYDRAULIC CIRCUIT DIAGRAM (ATTACHMENT)(CRASHER: 1 SERVICE VALVE: 100% AMOUNT)
      HYDRAULIC CIRCUIT DIAGRAM (ATTACHMENT) (CRASHER: 2 SERVICE VALVE: 100% AMOUNT)
      ELECTRIC CIRCUIT DIAGRAM (AIR CONDITIONER) PC128US-2 (SERIAL NO.: 5001-7730)
      ELECTRIC CIRCUIT DIAGRAM (AIR CONDITIONER) PC128US-2 (SERIAL NO.: 7731 AND UP) AND PC138USLC-2 (SERIAL NO.: 1001 AND UP)
      HYDRAULIC CIRCUIT DIAGRAM PC128US-2 (SERIAL NO.: 5001-7730)
      HYDRAULIC CIRCUIT DIAGRAM PC128US-2 (SERIAL NO.: 7731 AND UP) PC138US-2 (SERIAL NO.: 4501 AND UP) & PC138USLC-2 (SERIAL NO.: 1001 AND UP)
      HYDRAULIC CIRCUIT DIAGRAM (WITH 1 ACUTUATOR ATTACHEMENT PC128US-2 (SERIAL NO.: 5001-7730)
      HYDRAULIC CIRCUIT DIAGRAM (WITH 1 ACTUATOR ATTACHMENT) PC128US-2 (SERIAL NO.: 7731 AND UP), PC138US-2 (SERIAL NO.: 4501 AND UP) & PC138USLC-2 (SERIAL NO.: 1001 AND UP)
      HYDRAULIC CIRCUIT DIAGRAM (WITH BLADE + 1 ACTUATOR ATTACHMENT) PC128US-2 (SERIAL NO.: 5001-7730)
      HYDRAULIC CIRCUIT DIAGRAM (WITH BLADE + 1 ACTUATOR ATTACHMENT) PC128US-2 (SERIAL NO.: 7731 AND UP), PC138US-2 (SERIAL NO.: 4501 AND UP) & PC138USLC-2 (SERIAL NO.: 1001 AND UP)
      HYDRAULIC CIRCUIT DIAGRAM (FOR KUK SPEC.) PC128US-2 (SERIAL NO.: 5001-7730)
      HYDRAULIC CIRCUIT DIAGRAM (FOR KUK SPEC.) PC128US-2 (SERIAL NO.: 7731 AND UP) & PC138US-2 (SERIAL NO.: 4501 AND UP)
      HYDRAULIC CIRCUIT DIAGRAM (WITH 2 ACTUATOR ATTACHMENT) (FOR KUK SPEC.) PC128US-2 (SERIAL NO.: 5001-7730)
      HYDRAULIC CIRCUIT DIAGRAM (WITH 2 ACTUATOR ATTACHMENT) (FOR KUK SPEC.) PC128US-2 (SERIALNO.: 7731 AND UP) & PC138US-2 (SERIAL NO.: 4501 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (1/2) PC128US-2 (SERIAL NO.: 5001-6300)
      ELECTRIC CIRCUIT DIAGRAM (1/2) PC128US-2 (SERIAL NO.: 5001-6300)
      ELECTRIC CIRCUIT DIAGRAM (2/2) PC128US-2 (SERIAL NO.: 5001-6300)
      ELECTRIC CIRCUIT DIAGRAM (1/2) PC128US-2 SERIAL NO.: 6301-7730)
      ELECTRIC CIRCUIT DIAGRAM (2/2) PC128US-2 SERIAL NO.: 6301-7730)
      ELECTRIC CIRCUIT DIAGRAM (1/2) PC128US-2 (SERIAL NO.: 7731-7874)
      ELECTRIC CIRCUIT DIAGRAM (2/2) PC128US-2 (SERIAL NO.: 7731-7874)
      ELECTRIC CIRCUIT DIAGRAM (1/2) PC128US-2 (SERIAL NO.: 7875 AND UP) & PC138USLC-2 (SERIAL NO.: 1001-1500)
      ELECTRIC CIRCUIT DIAGRAM (2/2) PC128US-2 (SERIAL NO.: 7875 AND UP) PC138USLC-2 (SERIAL NO.: 1001-1500)
      ELECTRIC CIRCUIT DIAGRAM (1/3) PC138US-2 (SERIAL NO.: 4501 AND UP) & PC138USLC-2 (SERIAL NO.: 1501 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (2/3) PC138US-2 (SERIAL NO.: 4501 AND UP) & PC138USLC-2 (SERIAL NO.: 1501 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (3/3) PC138US-2 (SERIAL NO.: 4501 AND UP) & PC138USLC-2 (SERIAL NO.: 1501 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (1/2) PC128US-2 (SERIAL NO.: 5001-6300)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (2/2) PC128US-2 (SERIAL NO.: 5001-6300)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (1/2) PC128US-2 (SERIAL NO.: 6301-7730)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (2/2) PC128US-2 (SERIAL NO.: 6301-7730)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.)(1/2) PC128US-2 (SERIAL NO.: 7731 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (2/2) PC128US-2 (SERIAL NO.: 7731 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (1/3) PC138US-2 (SERIAL NO.: 4501 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (2/3) PC138US-2 (SERIAL NO.: 4501 AND UP)
      ELECTRIC CIRCUIT DIAGRAM (FOR KUK SPEC.) (3/3) PC138US-2 (SERIAL NO.: 4501 AND UP)

General

Generation
2
Language
English
Model of Truck
PC128US-2, PC138US-2, PC138USLC-2
Region
Japan
Truck Class
PC128, PC138
Type of Document
Workshop Manual
Type of Truck
Crawler Excavator
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