Factory Shop Manual For Komatsu Hydraulic Excavator. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.
Format: PDF
Language: English
Pages: 1036
Number: SEBM003307 (march 2001)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Komatsu Hydraulic Excavator
PC100-6
SN 40001 And Up
PC120-6
SN 45001 And Up
Contents
SAFETY
-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 Lubricant And Water
-STRUCTURE AND FUNCTION
Radiator And Oil Cooler
PTO (Coupling)
Powertrain
Swing Circle
Swing Machinery
Track Frame
Idler
Idler Cushion
Carrier Roller
Track Roller
Track Shoe
Hydraulic Piping Drawing
Hydraulic Circuit Diagram
Hydraulic Tank
Hydraulic Pump
Control Valve
CLSS
Swing Motor
Center Swivel Joint
Travel Motor
Valve Control
Work Equipment – Swing PPC Valve
Travel PPC Valve
Service PPC Valve
Safety Lock Valve
PPC Accumulator
PPC Shuttle – Travel Junction Valve
EPC – Solenoid Valve
Boom Holding Valve
Hydraulic Cylinder
Accumulator For Breaker
Additional Filter For Breaker
Work Equipment
Electrical Wiring Diagram
Electrical Circuit Diagram
Engine Control System
Electronic Control System
Machine Monitor System
-TESTING AND ADJUSTING
Table Of Judgment Standard Value
Standard Value Table For Electrical Parts
Tools For Testing Adjusting, And Troubleshooting
Measuring Engine Speed
Measuring Exhaust Gas Color
Adjusting Valve Clearance
Measuring Compression Pressure
Measuring Blowby Pressure
Testing And Adjusting Fuel Injection Timing
Measuring Engine Oil Pressure
Testing And Adjusting Fan Belt Tension
Testing And Adjusting Belt Tension For Air Conditioner Compressor
Adjusting Engine Speed Sensor
Testing And Adjusting Governor Motor Lever Stroke
Testing Clearance Of Swing Circle Bearing
Testing And Adjusting Track Shoe Tension
Testing And Adjusting Hydraulic Pressure In Work Equipment, Swing, Travel Circuit
Testing And Adjusting TVC Valve Output Pressure (Servo Piston Input Pressure)
Testing And Adjusting LS Valve Output Pressure (Servo Piston Input Pressure) And LD Differential Pressure
Testing And Adjusting Variable Throttle Valve
Testing And Adjusting Control Pump Circuit Oil Pressure
Testing EPC Valve, Solenoid Valve Output Pressure
Measuring PPC Valve Output Pressure And Testing PPC Shuttle Valve
Adjusting Work Equipment – Swing PPC Valve
Adjusting Travel Lever
Testing Travel Deviation
Testing Locations Causing Hydraulic Drift Of Work Equipment
Measuring Oil Leakage
Releasing Remaining Pressure In Hydraulic Circuit
Bleeding Air
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
Precautions When Carrying Out Operation
Special Tool List
Starting Motor Assembly
Alternator
Air Conditioner Compressor
Condenser
Engine Oil Cooler Core
Fuel Injection Pump
Water Pump
Nozzle Holder
Turbocharger
Thermostat
Engine Front Oil
Engine Rear Oil Seal
Governor Motor
Cylinder Head
Engine – Hydraulic Pump
Hydraulic Oil Cooler
Radiator – Hydraulic C
Fuel Tank
Center Swivel Joint
Sprocket
Travel Motor
Swing Machinery – Swing Motor
Swing Machinery
Swing Motor
Revolving Frame
Swing Circle
Idler – Recoil Spring
Recoil Spring
Idler
Track Roller
Carrier Roller
Track Shoe
Hydraulic Tank
Control Pump
Main Pump
Main Pump Input Shaft Oil Seal
Control Valve
LS Select Valve
LS Shuttle Valve
Pressure Compensation Valve
Main Relief Valve
TVC – LS Valve
LS Control EPC Valve
Solenoid Valve
Work Equipment – Swing PPC Valve
Travel PPC Valve
Boom Holding Valve
Boom Cylinder
Arm Cylinder
Bucket Cylinder
Hydraulic Cylinder
Work Equipment
Arm
Bucket – Arm
Boom
Operator’s Cab
Counterweight
Engine Throttle Controller
Pump Controller
Engine Throttle, Pump Controller
Monitor
-MAINTENANCE STANDARD
Swing Machinery
Swing Circle
Track Frame
Idler
Carrier Roller
Track Roller
Sprocket
Track Shoe
Hydraulic Pump
Control Valve
Swing Motor
Center Swivel Joint
Work Equipment – Swing PPC Valve
Travel PPC Valve
Service PPC Valve
PPC Shuttle – Travel Junction Valve
EPC – Solenoid Valve
Boom Holding Valve
Hydraulic Cylinder
Work Equipment
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