Komatsu PC1250-8 PC1250SP-8 PC1250LC-8 Shop Manual Hydraulic Excavator SEN00889-17

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: 1301
Number: SEN00889-17 (july 2011)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Hydraulic Excavator
PC1250-8
SN 30001 And Up
PC1250SP-8
SN 30001 And Up
PC1250LC-8
SN 30001 And Up

Contents

-INDEX AND FOREWORD
Index
Foreword And General Information
-SPECIFICATION
Specification And Technical Data
-STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
Engine And Cooling System
Power Train
Undercarriage And Frame
Air System
Hydraulic System
Work Equipment
Cab And Its Attachments
Electrical System
-STANDARD VALUE TABLE
Standard Service Value Table
-TESTING AND ADJUSTING
Tools For Testing, Adjusting, And Troubleshooting
Sketch Of Special Tool
Testing Engine Speed
Testing Air Supply Pressure (Boost Pressure)
Testing Exhaust Temperature
Testing Exhaust Color
Testing And Adjusting Valve Clearance
Testing Compression Pressure
Testing Blow-By Pressure
Testing Engine Oil Pressure
Testing EGR Valve And Bypass Valve Drive Oil Pressure
Adjusting Engine Speed Sensor
Handling Fuel System Parts
Releasing Residual Pressure In Fuel System
Testing Fuel Pressure
Testing Fuel Return Rate And Fuel Leakage
Bleeding Air From Fuel Circuit
Testing Fuel System For Leakage
Procedure For Checking Alternator And Replacing Belt
Testing Swing Circle Bearing Clearance
Testing Wear Of Sprocket
Testing And Adjusting Track Shoe Tension
Testing And Adjusting Hydraulic Pressure In Work Equipment, Swing, Travel Circuit
Testing And Adjusting Control Circuit Oil Pressure
Testing And Adjusting Piston Pump Control Pressure
Testing Servo Piston Stroke
Measuring PPC Valve Output Pressure And Testing Swing PPC Shuttle Valve
Measuring Solenoid Valve Output Pressure
Adjusting Work Equipment, Swing PPC Valve
Testing Travel Deviation
Testing Locations Causing Hydraulic Drift Of Work Equipment
Measuring Oil Leakage
Measurement Of Fan Speed
Measurement Of Fan Circuit Oil Pressure
Measuring Fan Pump EPC Solenoid Valve Output Pressure
Bleeding Air
Releasing Remaining Pressure In Hydraulic Circuit
Testing Procedures For Diode
Special Function Of Machine Monitor
Handling Controller Voltage Circuit
VHMS Controller Initial Setting Procedure
Precautions For Replacing VHMS Controller
PM-Clinic Service
-TROUBLESHOOTING
Failure Code Table And Fuse Locations
General Information On Troubleshooting
Troubleshooting By Failure Code (Display Of Code)
Troubleshooting Of Electrical System (E-Mode)
Troubleshooting Of Hydraulic And Mechanical System (H-Mode)
Troubleshooting Of Engine (S-Mode)
-DISASSEMBLY AND ASSEMBLY
General Information On Disassembly And Assembly
Engine And Cooling System
Power Train
Undercarriage And Frame
Hydraulic System
Work Equipment
Cab And Its Attachments
Electrical System
-DIAGRAMS AND DRAWINGS
Hydraulic Circuit Diagrams
Electrical Diagrams And Drawings

What you get

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