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: 763
Number: CEBM3006C2 (june 1996)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Komatsu Hydraulic Excavator
PC300LC-6
SN A80001 And Up
PC300HD-6
SN A80001 And Up
Contents
SAFETY/FOREWORD
-GENERAL
Specification Drawings
Specifications
Weight Table
Fuel, Coolant And Lubricants
Engine Oil Specifications
Diesel Fuel Specifications
Coolant Specifications
-STRUCTURE AND FUNCTION
Engine Related Parts
Radiator Oil Cooler
Powertrain
Final Drive
Swing Circle
Swing Machinery
Track Frame Recoil Spring
Track Shoe
Hydraulic Piping Drawing
Hydraulic Circuit Diagram
Hydraulic Tank
Hydraulic Pump
Control Pump
Suction Safety Valve
CLSS
Swing Motor
Center Swivel Joint
Travel Motor
Valve Control
Work Equipment Swing PPC Valve
Travel PPC Valve
Service PPC Valve
PPC Safety Lock Valve
PPC Accumulator
PPC Shuttle Valve Travel Junction Valve
EPC Solenoid Valve
For LS Select, Boom Hi 2-Stage Safety Valve, Merge/Flow Divider, Travel Speed, Swing Brake
For LS Valve Control
Boom Holding Valve
Hydraulic Cylinder
Work Equipment
Electrical Wiring Diagram
Electrical Circuit Diagram
Engine Control
Electronic Control System
Machine Monitor System
-TESTING AND ADJUSTMENT
Standard Value Table For Engine
Standard Value Table For Chassis Parts
Standard Value Table For Electrical Parts
Tools For Testing, Adjusting And Troubleshooting
Measuring Engine Speed
Measuring Intake Manifold Pressure
Measuring Intake Air Restriction
Measuring Lubricating Oil Pressure
Measuring Fuel (Filter) Inlet Restriction
Measuring Blowby Pressure
Measuring Engine Back Pressure
Measuring Exhaust Color
Measuring Coolant Temperature
Measuring Valve Clearance
Testing And Adjusting Governor Motor Lever Stroke
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 Ls Differential Pressure
Testing And Adjusting Control Pump Circuit Oil Pressure
Testing Solenoid Valve Output Pressure
Measuring PPC Valve Output Pressure And Testing PPC Shuttle Valve
Adjusting Work Equipment Swing PPC Valve
Testing Travel Deviation
Testing Locations Causing Hydraulic Drift Of Work Equipment
Measuring Oil Leakage
Releasing Remaining Pressure In Hydraulic Circuit
Testing Clearance Of Swing Circle Bearing
Testing And Adjusting Track Shoe Tension
Bleeding Air
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
Precautions When Carrying Out Operation
Special Tool List
Sketches Of Special Tools
Starting Motor
Alternator
Engine Oil Cooler
Fuel Injection Pump
Water Pump
Nozzle Holder
Turbocharger
Thermostat
Engine Front Seal
Cylinder Head
Governor Motor
Hydraulic Cooler
Radiator, Hydraulic Cooler
Engine, Main Pump
Damper
Fuel Tank
Center Swivel Joint
Final Drive
Travel Motor
Sprocket
Swing Motor
Swing Machinery
Revolving Frame
Swing Circle
Idler, Recoil Spring
Idler – Pc300Lc
Idler – Pc300Hd
Recoil Spring
Track Roller
Carrier Roller
Track Shoe
Hydraulic Tank
Control Pump
Main Pump
Main Pump Input Shaft Oil Seal
Control Valve
Pump Merge/Divider Valve
Pressure Compensation Valve
Servo Valve For Front Pump
Servo Valve For Rear Pump
LS-EPC Solenoid Valve
Solenoid Valve
Work Equipment PPC Valve
Work Equipment PPC Valve
Travel PPC Valve
Boom Lock Valve
Boom Cylinder
Arm Cylinder
Bucket Cylinder
Hydraulic Cylinder
Work Equipment
Bucket
Arm
Bucket, Arm
Boom
Operators Cab
Counterweight
Air Conditioner Compressor
Condenser
Air Conditioner Unit
Governor, Pump Controller
Monitor Panel
Control Stand Case
-MAINTENANCE STANDARD
Engine Mount
Swing Machinery
Swing Circle
Final Drive
Track Frame – Recoil Spring
Idler
Carrier Roller
Track Roller
Track Chain Assm
Hydraulic Pump
Control Pump And Relief Valve
Control Valve
Suction-Safety Valve
Swing Motor
Travel Motor
Work Equipment – Swing PPC Valve
Travel PPC Valve
Service PPC Valve
PPC Shuttle Valve – Travel Junction Valve
EPC – Solenoid Valve
Center Swivel Joint
Boom Holding Valve
Hydraulic Cylinder
Work Equipment
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