Doosan DX255LC-5 Excavator Service Manual

Product Overview

The Doosan DX255LC-5 Excavator Service Manual offers comprehensive guidance for servicing the DX255LC-5 model. This manual is provided in a convenient PDF format and is available in English. It includes detailed service procedures for excavators with Serial Number 1001 and up, documented across 1316 pages. For reference, the publication number is 950106-01505E.

Key Features

• Complete service procedures detailed with photographs and drawings.
• A comprehensive table of contents to quickly locate desired procedures.
• Schematic diagrams for major engine systems included in troubleshooting sections.
• Safety information and specific warnings to ensure secure service operations.

Benefits

• Ensures efficient servicing of the DX255LC-5 excavator model.
• Step-by-step guidance for precise and accurate maintenance.
• Enhanced safety with well-documented safety precautions and warnings.
• Increased understanding of complex systems through detailed diagrams.

Usage Recommendations

• Always refer to the table of contents to locate specific service procedures efficiently.
• Adhere strictly to the safety precautions and warnings provided throughout the manual.
• Utilize schematic diagrams at the start of each section for effective troubleshooting and repair.
• Follow the recommended sequence of service steps for optimal results.

Instruction Table of Content

Safety
1 Track Excavator Maintenance Safety

Specifications
General Maintenance

• General Maintenance Instructions
• Standard Torques

Engine
Upper Structure

• Cabin
• Counterweight
• Oil Tank
• Fuel Tank
• Main Pump
• Drive Coupling (Main Pump)
• Main Control Valve
• Swing Device
• Joystick Valve (Work Lever)
• Dozer Joystick Valve
• Travel Control Valve (with Damper)
• Solenoid Valve
• EPPR Valve (One or Two Way)
• Accumulator
• Gear Pump (Rotating)
• One Spool Valve (Rotating)

Lower Structure and Chassis

• Swing Bearing
• Center Joint
• Center Joint (Dozer)
• Travel Device
• Track Assembly
• Dozer System

Front

• Boom and Arm
• Bucket
• Cylinders

Hydraulic System

• Hydraulic System Testing and Adjustment
• Hydraulic System Troubleshooting

Electrical System

• Electrical System

Options

• One Way
• Two-way
• Rotating
• Quick Coupler

Schematics