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: 731
Number: CEBD003001
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Hydraulic Excavator
PC270LC-6LE
SN A83001 And Up

Contents

-FOREWORD
Safety
General
How To Read The Shop Manual
Hoisting Instructions
Coating Materials
Standard Tightening Torque
Electric Wire Code
Conversion Tables
-GENERAL
General Assembly Drawing
Weight Table
Fuel, Coolant And Lubricants
-STRUCTURE AND FUNCTION
Engine Related Parts
Radiator And Oil Cooler
Powertrain
Final Drive
Swing Circle
Swing Machinery
Track Frame And Recoil Spring
Track Shoe
Hydraulic Piping Drawing
Hydraulic Circuit Diagram
Hydraulic Tank
Hydraulic Pump
Basic Pump
LS (Loading Sensing) And PC (Power Control) Valve
In-Line Oil Filter
Control Valve
Safety-Suction Valve For Service Valve
Self-Reducing Pressure Valve
CLSS
Swing Motor
Center Swivel Joint
Travel Motor
Valve Control
Work Equipment And Swing PPC Valve
Travel PPC Valve
Service PPC Valve
Safety Lock Valve
Straight-Travel System
EPC Valve
Boom Lock Valve
Additional Filter For Breaker
Work Equipment
Air Conditioner
Air Conditioning Condenser
Air Conditioner Compressor
Receiver With Sight Glass
Air Conditioner Unit
Electrical Wiring Diagram
Electrical Circuit Diagram
Engine Control System
Machine Monitor System
Sensors
-TESTING, ADJUSTING AND TROUBLESHOOTING
Testing And Adjusting
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
Precautions When Carrying Out Operation
Special Tools List
Special Tool Sketch
Starter Motor
Alternator
Air Conditioner Compressor
Air Conditioner Condenser
Receiver Drier
Fuel Injection Pump
Water Pump
Nozzle Holder
Turbocharger
Thermostat
Governor Motor
Cylinder Head Assembly
Radiator – Hydraulic Oil Cooler
Engine, Main Pump
Damper
Fuel Tank
Center Swivel Joint
Final Drive
Sprocket
Swing Motor And Machinery
Swing Machinery
Revolving Frame
Swing Circle
Idler-Recoil Spring
Idler Recoil Spring
Idler
Track Roller
Carrier Roller
Track Shoe
Hydraulic Tank
Main Pump
Main Pump Input Shaft Oil Seal
Control Valve
Pump Merger-Divider Valve
Main Relief Valve
PC Valve
LS Valve
PC-EPC, LS-EPC Valves
Solenoid Valve
Work Equipment – Swing PPC Valve
Travel PPC Valve
Boom Lock Valve
Boom Cylinder
Arm Cylinder
Bucket Cylinder
Hydraulic Cylinder
Work Equipment
Bucket
Arm
Bucket – Arm
Boom
Operator’s Cab
Counterweight
Engine Throttle – Pump Controller
Control Stand Case
Monitor
-MAINTENANCE STANDARD
Swing Machinery
Swing Circle
Final Drive
Track Frame And Recoil Spring
Carrier Roller
Idler
Track Roller
Track Shoe
Hydraulic Pump
Control Valve
Variable Pressure Compensation Valve
Safety-Suction Valve For Service Valve
Self-Reducing Pressure Valve
Swing Motor
Travel Motor
Work Equipment And Swing PPC Valves
Travel PPC Valve
Service PPC Valve
EPC Solenoid Valve
Center Swivel Joint
Boom Lock Valve
Hydraulic Cylinder
Work Equipment
Dimension Of Work Equipment