Doosan DX225LC Excavator Service Manual
$34.00
Doosan DX225LC Excavator Service Repair Manual – 816 Pages
Format: PDF
Language: English
Publication No: K1048003E
Serial Number: 5001 and Up
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Description
Doosan DX225LC Excavator Service Manual
Doosan Excavator DX225LC
Format: PDF
Language: English
Publication No: K1048003E
Serial Number: 5001 and Up
Doosan DX225LC Excavator Service Manual – 816 Pages
How to Use The Doosan DX225LC Excavator Guide Manual:
This manual provides information for servicing the DX225LC 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 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 Instruction Table of Content:
Safety
Track Excavator Safety…………………………………………………………….. SP000907
Specifications
Specification for DX225LC ………………………………………………………… SP001616
General Maintenance
General Maintenance Procedures ……………………………………………… SP000016
Standard Torques …………………………………………………………………….. SP000813
Upper Structure
Cabin ………………………………………………………………………………………. SP000943
Counterweight…………………………………………………………………………… SP001617
Fuel Tank………………………………………………………………………………… SP001005
Fuel Transfer Pump …………………………………………………………………. SP000021
Swing Bearing………………………………………………………………………….. SP000022
Swing Reduction Gear ……………………………………………………………… SP001618
Lower Structure and
Chassis
Track Assembly ……………………………………………………………………….. SP001619
Engine and Drive Train
Drive Coupling (Main Pump) …………………………………………………….. SP000912
Hydraulics
Hydraulic System Troubleshooting, Testing and Adjustment ……….. SP000913
Accumulator……………………………………………………………………………… SP000028
Center Joint (Swivel) ………………………………………………………………… SP001620
Cylinders………………………………………………………………………………….. SP000914
Swing Motor…………………………………………………………………………….. SP000194
Travel Motor…………………………………………………………………………….. SP001621
Gear Pump………………………………………………………………………………. SP000931
Main Control Valve…………………………………………………………………… SP001024
Axial Piston Pump……………………………………………………………………. SP000932
PTO Server……………………………………………………………………………… SP000933
Remote Control Valve (Work Lever / Joystick) ………………………….. SP001646
Travel Control Valve (with Damper) ………………………………………….. SP001647
Solenoid Valve Assembly………………………………………………………….. SP001622
Breaker EPPR Valve (Opt)……………………………………………………….. SP000192
Hydraulic Schematic (DX225LC) ……………………………………………….. SP001689
Electrical System
Electrical System ……………………………………………………………………… SP001645
Electrical Schematic (DX225LC)………………………………………………… SP001690
Attachments
Boom and Arm ………………………………………………………………………… SP000937
Bucket……………………………………………………………………………………… SP000939
Doosan DX225LC Manual Instruction Extract:
| Problem | Possible Cause | Remedy |
| Secondary pressure does not increase. |
Low primary pressure. | Check primary pressure. |
| Broken spring. | Replace spring. | |
| Spool sticking. | Clean, repair or replace. | |
| Excess spool to casing clearance. | Replace spool casing. | |
| Worn or loose universal joint (handle) subassembly |
Repair or replace U-joint subassembly. | |
| Secondary pressure too high. |
Dirt, other interference between valve parts. |
Clean, repair or replace. |
| Secondary pressure too high. |
Return line pressure too high. | Redirect return line. |
| Secondary pressure too high. |
Dirt, other interference between valve parts, or worn spool sticking intermittently. |
Clean, repair or replace. |
| Interference or binding on spool return spring. |
Clean, repair or replace. | |
| Interference, restriction or unsteady pressure in tank return line. |
Repair or reroute tank return line. | |
| Air bubbles in piping (temporary) or air leak. |
Vent air, or repair leak. |
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