Overview
The Doosan Daewoo DX300LC excavator repair service manual provides a technical reference for the covered equipment. Its purpose is to help locate information relevant to inspection, troubleshooting, servicing and repair, as applicable to the supplied publication.
The supplied contents outline identifies Manuals, Safety, Track Excavator Safety………………………………………………………………. SP000014 and Specifications. The table below follows the provided section names and selected topics; consult the manual for the exact procedures and specifications.
Important Information: Confirm the applicable serial-number or production range in the supplied documentation before selecting a procedure.
Table of Contents
Doosan Daewoo DX300LC Manual
Main sections and selected subjects identified in the source documentation:
- Manuals: Service Repair Manual, Operation and Maintenance Manual and Electronic and Hydraulic Schematics manual
- Safety
- Track Excavator Safety………………………………………………………………. SP000014
- Specifications
- Specification for DX300LC………………………………………………………….. SP000015
- General Maintenance
- General Maintenance Procedures……………………………………………….. SP000016
- Standard Torques……………………………………………………………………… SP000017
- Upper Structure
- Cabin ………………………………………………………………………………………. SP000018
- Counterweight…………………………………………………………………………… SP000019
- Fuel Tank…………………………………………………………………………………. SP000020
- Fuel Transfer Pump…………………………………………………………………… SP000021
- Swing Bearing…………………………………………………………………………… SP000022
- Swing Reduction Gear……………………………………………………………….. SP000023
- Lower Structure and Chassis
- Track Assembly ………………………………………………………………………… SP000024
- Air Conditioner ………………………………………………………………………….. SP000025
- Engine and Drive Train
- Drive Coupling (Main Pump)……………………………………………………….. SP000026
- Hydraulics
- Hydraulic System Troubleshooting, Testing and Adjustment …………… SP000027
- Accumulator……………………………………………………………………………… SP000028
- Center Joint (Swivel)………………………………………………………………….. SP000029
- Cylinders………………………………………………………………………………….. SP000030
- Swing Motor……………………………………………………………………………… SP000031
- Travel Motor……………………………………………………………………………… SP000032
- Gear Pump ………………………………………………………………………………. SP000033
- Main Control Valve ……………………………………………………………………. SP000034
- Hydraulic Schematic (DX300LC)…………………………………………………. SP000037
- Axial Piston Pump……………………………………………………………………… SP000068
- Remote Control Valve (Work Lever / Joystick) ………………………………. SP000069
Serial-Number Applicability
The covered production ranges or serial groups may affect the applicable procedures. Check the identification details on the machine against the source documentation.














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