Factory Shop Manual For Komatsu 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: 730
Number: SEBM025305 (december 2004)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Komatsu Excavator
PC750-6 Serial No.11001 and up
PC750SE-6 Serial No.11001 and up
PC750LC-6 Serial No.11001 and up
PC800-6 Serial No.31001 and up
PC800SE-6 Serial No.31001 and up
Contents
-GENERAL
Specification Drawings
Specifications
Weight Table
Fuel, Coolant And Lubricants
-STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
PTO
PTO Lubrication System
Power Train
Swing Machinery
Swing Circle
Final Drive
Track Frame And Recoil Spring
Idler
Carrier Roller
Track Roller
Track Shoe
Motor Grease Pump
Hydraulic Tank
Hydraulic Pump
Line Oil Filter
Pilot Oil Filter
Drain Oil Filter
L.H. 5-Spool Control Valve
R.H. 4-Spool Control Valve
Straight-Travel Valve
Swing Motor
Center Swivel Joint
Travel Motor
PPC Control Relief Valve
Safety Lock Valve
PPC Accumulator
Valve Control
Work Equipment, Swing PPC Valve
Travel PPC Valve
Solenoid Valve
Hydraulic Cylinder
Work Equipment
Dimensions Of Work Equipment
Air Conditioner
Engine Control
Machine Control System
Monitor System
Sensors
-TESTING AND ADJUSTING
Standard Value Table For Engine
Standard Value Table For Chassis
Standard Value Table For Electrical Parts
Tools For Testing, Adjusting, And Troubleshooting
Measuring Air Supply Pressure (Boost Pressure)
Measuring Exhaust Temperature
Measuring Exhaust Color
Adjusting Valve Clearance
Measuring Blow-By Pressure
Measuring Compression Pressure
Measuring Engine Oil Pressure
Handling Equipment In Fuel Circuit
Releasing Remaining Pressure In Fuel System
Measuring Fuel Pressure
Reduced Cylinder Mode Operation For Engine
Bleeding Air From Fuel Circuit
Checking For Leakage In Fuel Circuit
Testing And Adjusting Alternator Belt Tension
Testing And Adjusting Fan Belt Tension
Testing And Adjusting Air Conditioner Compressor Drive Belt Tension
Handling Engine Controller High Voltage Circuit
Adjusting Engine Speed Sensor
Testing And Adjusting Hydraulic Pressure In Work Equipment, Swing, Travel Circuit
Testing And Adjusting Control Pump Circuit Oil Pressure
Testing And Adjusting Piston Pump Control Pressure
Measuring Servo Piston Stroke
Measuring PPC Valve Output Pressure
Testing Solenoid Valve Output Pressure
Adjusting Work Equipment, Swing PPC Valve
Testing Travel Deviation
Testing Locations Causing Hydraulic Drift Of Work Equipment
Measuring Oil Leakage
Testing Clearance Of Swing Circle Bearing
Testing And Adjusting Track Shoe Tension
Bleeding Air
Releasing Remaining Pressure In Hydraulic Circuit
Procedure For Checking Diode
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
Method Of Using Manual
Precautions When Carrying Out Operation
Special Tool List
Sketches Of Special Tools
Fuel Supply Pump
Fuel Injector
Nozzle Tip
Engine Front Seal
Engine Rear Seal
Cylinder Head Assembly
Aftercooler Core
Fan Guard, Radiator, Hydraulic Oil Cooler Assembly
Fuel Cooler And Air Conditioner Condenser Assembly
Fuel Tank Assembly
Engine, PTO And Hydraulic Pump Assembly
PTO Assembly
PTO Assembly
Final Drive Assembly
Revolving Frame Assembly
Swing Machinery Assembly
Swing Circle Assembly
Track Shoe Assembly
One Link In Field
Idler Assembly
Idler Adjustment Cylinder Assembly
Recoil Spring Assembly
Carrier Roller Assembly
Track Roller Assembly
Hydraulic Tank Assembly
Main Pump (No. 1 Pump) Assembly
Main Pump (No. 2 Pump) Assembly
Main Pump Input Shaft Oil Seal
Control- PTO Lubrication Pump Assembly
Main Relief Valve Assembly
Control Valve Assembly
Solenoid Valve Assembly
Boom Damping Valve Assembly
Swing Motor Assembly
Center Swivel Joint Assembly
Center Swivel Joint Assembly
Travel Motor Assembly
Work Equipment PPC Valve Assembly
Travel PPC Valve Assembly
Bucket Cylinder Assembly
Arm Cylinder Assembly
Boom Cylinder Assembly
Bottom Dump Cylinder Assembly
Hydraulic Cylinder Assembly
Bucket Assembly
Arm Assembly
Boom Assembly
Work Equipment Assembly
Operator’s Cab Assembly
Counterweight Assembly
-OTHERS
Hydraulic Circuit Drawing (Backhoe Specification)
Hydraulic Circuit Drawing (Loading Shovel Specification)
Electric Circuit Diagram
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