Komatsu PC20R-8 PC25R-8 PC27R-8 Shop Manual Excavator SEBM010801 manuals in PDF

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: 473
Number: SEBM010801 (september 2000)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Excavator
PC20R-8
PC25R-8
PC27R-8

Serial No. 10001 and Up

Contents

-GENERAL
General Assembly Drawing
Specifications
Weight Table
List Of Lubricant And Water
-STRUCTURE AND FUNCTION
Power Train
Swing Circle
Swing Machinery
Track Frame
Recoil Spring
Hydraulic Piping
Hydraulic Circuit Diagram
Hydraulic Tank
Hydraulic Pump
Control Valve
CLSS
Center Swivel Joint
Swing Motor
Travel Motor
Valve Control
PPC Valve
Work Equipment
Electrical Circuit Diagram
Machine Monitor System
-TESTING AND ADJUSTING
Standard Value Table For Engine Related Parts
Standard Value Table For Chassis Related Parts
Standard Value Table For Electrical Parts
Tools For Testing,Adjusting,And Troubleshooting
Measuring Engine Speed
Measuring Exhaust Color
Adjusting Valve Clearance
Measuring Compression Pressure
Testing And Adjusting Fuel Injection Timing
Measuring Engine Oil Pressure
Testing And Adjusting Alternator Fan Belt Tension
Measuring Sprocket Wear
Testing And Adjusting Track Shoe Tension
Testing And Adjusting Hydraulic Pressure In Work Equipment,Swing,Travel Circuit
Testing And Adjusting LS Differential Pressure
Adjusting PC Valve
Testing And Adjusting Control Circuit Pressure
Measuring Output Pressure Of PPC Lock Valve And Travel Boost Valve
Testing PPC Valve Output Pressure And Swing Holding Brake Inlet Port Pressure
Adjusting Work Equipment,Swing PPC Valve
Testing And Adjusting Travel Deviation
Measuring Oil Leakage Inside Cylinder
Releasing Remaining Pressure From Hydraulic Circuit
Releasing Remaining Pressure From Hydraulic Tank
Pressurizing Hydraulic Tank
Bleeding Air
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
Method Of Using Manual
Precautions When Carrying Out Operation
Special Tool List
Sketches Of Special Tools
Starting Motor
Alternator
Fuel Injection Pump
Nozzle Holder
Water Pump
Thermostat
Engine Front Seal
Engine Rear Seal
Cylinder Head
Radiator
Engine,Hydraulic Pump
Fuel Tank
Damper
Center Swivel Joint
Travel Motor
Sprocket
Swing Motor. Swing Machinery
Swing Motor(LMF16AB(For PC25R-8 And PC27R-8)
Revolving Frame
Swing Circle
Idler
Recoil Spring
Track Roller
Carrier Roller
Rubber Shoe
Steel Shoe
Hydraulic Tank
Hydraulic Cooler
Hydraulic Pump
Main Pump(LPV-30(For PC25R-8 And PC27R-8)
Control Valve
PPC Valve
Boom Cylinder
Arm Cylinder
Bucket Cylinder
Boom Swing Cylinder
Blade Cylinder
Hydraulic Cylinder
Work Equipment
Bucket
Arm
Bucket. Arm
Boom
Boom Swing Bracket
Blade
Operator’s Cab
Canopy
Floor Frame
-MAINTENANCE STANDARD
Swing Circle
Swing Machinery
Track Frame. Recoil Spring
Idler
Carrier Roller
Track Roller
Track Shoe
Hydraulic Pump
Hydraulic Pump(LPV30)
Control Valve
Center Swivel Joint
Swing Motor
Travel Motor
PPC Valve
Hydraulic Cylinder
Work Equipment
-OTHERS
Hydraulic Piping PC20R-8
Hydraulic Piping PC25R.27R-8
Hydraulic Circuit Diagram PC20R-8
Hydraulic Circuit Diagram PC25R-8
Hydraulic Circuit Diagram PC27R-8
CLSS 10A. Operation Of The System As A Whole PC20R-8
CLSS 10B. Operation Of The System As A Whole PC25R.PC27R-8
Electrical Circuit Diagram PC20R,25R,27R-8

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