Doosan DX225LC-3 and DX255LC-5 Excavator Service Manual

Doosan DX225LC-3 and DX255LC-5 Excavator Service Manual

$35.50

Doosan DX255LC-3 Excavator Service Manual – 874 Pages
Doosan DX255LC-5 Excavator Service Manual – 1354 Pages

Format: PDF
Language: English
Publication No: 950106-00364E and 950106-01107E
Serial Number: 1001 and Up

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Description

Doosan DX225LC-3 and DX255LC-5 Excavator Service Manual

Doosan Excavator DX225LC-3 and DX255LC-5
Format: PDF
Language: English
Publication No: 950106-00364E and 950106-01107E
Serial Number: 1001 and Up

Doosan DX255LC-3 Excavator Service Manual – 874 Pages
Doosan DX255LC-5 Excavator Service Manual – 1354 Pages

How to Use The Doosan DX225LC-3 and DX255LC-5 Excavator Guide Manual:

This manual provides information for servicing the DX225LC-3 and DX255LC-5 Doosan Excavator. All service procedures are broken down into detailed steps, listed in their recommended sequence. The manual uses both photographs and drawings to help locate and itemize components. The table of Contents on the preceding pages is your best tool for finding the service procedure you need. Be certain to observe all Safety information included in these pages.

A schematic of each of the major engine systems is provided at the beginning of the section of the manual devoted to troubleshooting and repairing that particular system.

Basic safety precautions are list in the Safety section of the Doosan DX225LC-3 and DX255LC-5 Excavator Service Manual. Additional safety precautions are list in the Safety section of the owner/operation/maintenance publication. Specific safety warnings for all these publications are provided in the description of operations where hazards exist. WARNING labels have also been put on the product to provide instructions and to identify specific hazards.

DOOSAN DX225LC-3 and DX255LC-5 Instruction Table of Content:

Safety
Track Excavator Maintenance Safety …………………………………………… SP002322
Specifications
Specifications for DX225LC-3……………………………………………………… SP002491
General Maintenance
General Maintenance Instructions……………………………………………….. SP002454
Standard Torques……………………………………………………………………… SP002404
Upper Structure
Cabin ………………………………………………………………………………………. SP002324
Counterweight…………………………………………………………………………… SP002492
Fuel Tank…………………………………………………………………………………. SP002493
Fuel Transfer Pump (Option) ………………………………………………………. SP002534
Swing Bearing…………………………………………………………………………… SP002329
Lower Structure and Chassis
Track Assembly ………………………………………………………………………… SP002494
Engine and Drivetrain
Engine Coolant Heater (Option) ………………………………………………….. SP002328
Drive Coupling (Main Pump)……………………………………………………….. SP002495
Hydraulics
Hydraulic System Troubleshooting, Testing and Adjustment …………… SP002535
Accumulator……………………………………………………………………………… SP002455
Center Joint (Swivel)………………………………………………………………….. SP002456
Cylinders………………………………………………………………………………….. SP002497

Swing Device……………………………………………………………………………. SP002498
Travel Device……………………………………………………………………………. SP002499
Main Pump……………………………………………………………………………….. SP002502
PTO Server………………………………………………………………………………. SP002503
Gear Pump ………………………………………………………………………………. SP002500
Main Control Valve ……………………………………………………………………. SP002403
Remote Control Valve (Work Lever / Joystick) ………………………………. SP002395
Travel Control Valve (with Damper)……………………………………………… SP002381
Solenoid Valve Assembly …………………………………………………………… SP002406
Breaker EPPR Valve (Option) …………………………………………………….. SP002458
Dozer Valve ……………………………………………………………………………… SP002529
Hydraulic Schematic (DX225LC-3)………………………………………………. SP002507
Electrical System
Electrical System ………………………………………………………………………. SP002337
Electrical Schematic ………………………………………………………………….. SP002508
Attachments
Boom and Arm………………………………………………………………………….. SP002505
Bucket……………………………………………………………………………………… SP002506

Doosan DX225LC-3 and DX255LC-5 Manual Instruction Extract:

If engine does not start, the fuel system may need priming.
Prime the fuel system using the following procedure: 1. Stop engine.
2. Open left side door and then there is fuel filter.
3. Loosen plug (1, Figure 23) on top of fuel filter head.
4. Pump hand operated primer pump (2, Figure 23). Pump primer until fuel is present at plug hole in fuel filter head.
5. Tighten plug in fuel filter head
6. Continue to pump primer pump until a strong resistance is felt
7. Start engine and look for signs of leaks.
Repeat procedure if necessary.

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