Komatsu PC25-1 PC30-7 PC40-1 PC45-1 Shop Manual Excavator SEBM020S0707


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Format: PDF (High-Quality PDF Manual)
Language: English
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Wiring and Hydraulic Schematics

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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: 387
Number: SEBM020S0707 (may 1996)
Bookmarks: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes


Komatsu Excavator
PC25-1 Serial No. 1001 and Up
PC30-7 Serial No. 18001 and Up
PC40-7 Serial No. 18001 and Up
PC45-1 Serial No. 1001 and Up


Safety Notice
How To Read The Shop Manual
Hoisting Instructions
Coating Materials
Standard Tightening Torque
Electric Wire Code
Conversion Table
Weight Table
Weight Table
List Of Lubricant And Water
Power Train
Swing Circle
Swing Machinery
Track Frame And Recoil Spring
Hydraulic Piping
Hydraulic Circuit Diagram
Hydraulic Tank And Fuel Tank
Hydraulic Pump
Control Pump
7 – Spool Control Valve
2 – Spool Control Valve
Swing Motor
Center Swivel Joint
Travel Motor
Hydraulic Cylinder
Valve Control
PPC Valve
Solenoid Valve
Work Equipment
Hydraulic Breaker
Electrical Circuit Diagram
Monitor System
Standard Value Table For Electrical System
Tool For Testing, Adjusting, And Troubleshooting
Adjusting Valve Clearance
Measuring Compression Pressure
Adjusting Fuel Injection Timing
Measuring Engine Oil Pressure
Adjusting Fuel Control Lever
Testing And Adjusting Hydraulic Pressure In Work Equipment, Swing, Travel Circuit
Testing Control Circuit Pressure
Measuring Output Pressure Of PPC Valve
Adjusting PPC Valve
Adjusting Work Equipment, Swing PPC Valve
Measuring Solenoid Valve Outlet Port Pressure
Adjusting Blade Control Lever
Testing Locations Causing Hydraulic Drift Of Work Equipment
Bleeding Air From Hydraulic Circuit
Releasing Remaining From Hydraulic Circuit
Testing Hydraulic Breaker Gas Pressure
Method Of Using Manual
Precautions When Carrying Out Operation
Special Tool List
Weight Table
Tightening Torques And Standard Values Table
Lubricant And Coolant Table
Engine, Hydraulic Pump Assembly
Hydraulic Pump Assembly
Gear Pump Assembly
Center Swivel Joint Assembly
Travel Motor Assembly
Swing Motor Assembly
Swing Machinery Assembly
Revolving Frame Assembly
Recoil Spring Assembly
2 Spool Control Valve Assembly
7 Spool Control Valve Assembly
PPC Valve Assembly
Hydraulic Cylinder Assembly
Work Equipment Assembly
Bucket Assembly
Hydraulic Breaker Assembly
Hydraulic Breaker Bushing
Swing Circle
Swing Machinery
Track Frame And Recoil Frame
Track Roller
Carrier Roller
Track Shoe
Hydraulic Pump
7 Spool Control Valve
2 Spool Control Valve
Swing Motor
Center Swivel Joint
PPC Valve
Hydraulic Cylinder
Work Equipment
Hydraulic Breaker
Piston, Chisel

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Komatsu PC25-1 PC30-7 PC40-1 PC45-1 Shop Manual Excavator SEBM020S0707