Case CX250C, CX250C LR Tier 4 Crawler Excavator Service Manual

Description

Case CX250C, CX250C LR Tier 4 Crawler Excavator Service Manual

File Format: PDF
Pages: 2025
Size: 170Mb
Manual Language: English

CONTENTS AS FOLLOWS:

SECTION 1000
List of special tools
Fluids & Lubricants
Conversion Table
Abbreviations

SECTION 3000
Removal & Installation of Fuel Tank
Removal & Installation of Fuel Supply Pump
Removal & Installation of Common Rail Assembly
Removal & Installation of Injector

SECTION 4000
Electrical & Engine Basic Functions
Service Support
Function, Structure, Operation
Symptom
Functional Inspection
Maintenance precautions
Removal & Installation of Starter Motor
Removal & Installation of Alternator
Preheating System
Electrical Equipment Layout Diagram
Connection Connector Pin Layout
Sequence Circuit Diagram
Engine-side DTC List
Main Unit-side DTC List
Introduction to the trouble diagnosis
Engine Control System
Engine-side Trouble
Main Unit-side Trouble
Data Reference Values
Electrical Wiring Diagram

SECTION 5000
Removal & Installation of Shoe Assembly
Removal & Installation of Shoe Plate
Removal & Installation of Upper Roller
Assembly & Disassembly of Upper Roller
Removal & Installation of Lower Roller
Assembly & Disassembly of Lower Roller
Removal & Installation of the Sprocket
Removal & Installation of Take- up Roller
Assembly & Disassembly of Take- up Roller
Removal & Installation of Grease Cylinder
Assembly & Disassembly of Tension Shock Absorber

SECTION 6000
Removal & Installation of Travel Motor
Assembly & Disassembly of Travel Motor
Removal & Installation of Swing Unit
Assembly & Disassembly of Swing Unit

SECTION 8000
Overall view
Port Diagram
Pump P- Q Diagram
Pressure Measure & Adjustment Procedures
Hydraulic Pump Flow Measurement Procedures
Drain Volume Measurement Procedures
Air Bleed Procedure
Removal & Installation of Hydraulic Oil Tank
Removal & Installation of Hydraulic Pump
Removal & Installation of Control Valve
Removal & Installation of Bucket Cylinder
Removal & Installation of Arm Cylinder
Removal & Installation of Boom Cylinder
Removal & Installation of Center Joint
Removal & Installation of Travel Remote Control Valve
Removal & Installation of Operation Remote Control Valve
Removal & Installation of 5 Stack Solenoid
Removal & Installation of Cushion Valve
Procedures of Assembly & Disassembly of Hydraulic Pump Main Unit
Pump Main Unit Maintenance Standards
Procedure for Assembly & Disassembly of Control Valve
Procedure for Operation I Assembly & Disassembly of Hydraulic Cylinder (made by KYB)
Procedure for Assembly & Disassembly of Operation Remote Control Valve
Procedure for Assembly & Disassembly of Travel Remote Control Valve
Assembly & Disassembly of Cushion Valve
Removal & Installation of Arm HBCV
Removal & Installation of Boom HBCV
Assembly & Disassembly of Center Joint
Assembly & Disassembly of Swing Motor
Explanation of Hydraulic Circuit & Operation (standard model)
Explanation of Hydraulic Circuit & Operation (option)
Structure & Operation Explanation of Hydraulic Pump
Structure & Operation Explanation of Travel Motor
Structure & Operation Explanation of Swing Motor
Structure& Operation Explanation of Control Valve
Stack Solenoid Valve Operation Explanation
Structure & Operation Explanation of Upper Pi lot Valve (remote control valve)
Structure & Operation Explanation of Travel Pilot Valve (remote control valve)
Structure & Operation Explanation of Cushion Valve

SECTION 9000
Removal & Installation of Counterweight
Removal & Installation of Bucket
Removal & Installation of Bucket link
Removal & Installation of Arm
Removal & Installation of Boom
Removal & Installation of Operators Seat
Removal & Installation of Cab Assembly
Removal & Installation of Wiper
Removal & Installation of Wiper Controller
Removal & Installation of Wiper Motor
Removal & Installation of Monitor
Removal & Installation of Cab Front Glass
Window Lock Adjustment Procedures
Tightening torque
Air Conditioner Overall Diagram
Assembly & Disassembly of Air Conditioner Units
Removal & Installation of Compressor
Removal & Installation of Receiver Dryer
Work Precautions

SCHEMATICS