2006–Up Doosan DX225LC, DX225NLC, DX300LC, and DX340LC Hydraulic Excavator Shop Manual (P/N K1015439E)
798 Pages • 36.32 MB • Instant, Printable PDF
Doosan Models Covered & Key Technical Specifications
Models: Doosan DX225LC, Doosan DX225NLC, Doosan DX300LC, Doosan DX340LC
Sub-models / Variants: LC (Long Crawler), NLC (Narrow Long Crawler)
Model Years: 2006–Up
Serial Numbers: 5001 and Up
Technical Data:
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Engine model: DL06
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Max power output: 150 ps (148 hp) @ 1,900 rpm
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Max engine torque: 68 kg•m (492 lb•ft) @ 1,400 rpm
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Hydraulic system capacity: 240 liters (63.4 U.S. gal)
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Fuel tank capacity: 400 liters (105.7 U.S. gal)
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Standard track shoe width: 600 mm (24 in)
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Ground pressure (600 mm shoes): 0.45 kg/cm2 (6.4 psi)
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Operating weight: Base machine plus variable components
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Swing reduction gearbox weight: Approximately 120 kg
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Track link pitch: 190 mm
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Main relief pressure: 330 kg/cm2 (4,689 psi) standard, 350 kg/cm2 (4,970 psi) with Pressure Up
Doosan Manual Features & Content Preview
- Covers Doosan DX225LC, DX225NLC, DX300LC, and DX340LC tracked excavators (Serial Numbers 5001 and up)
- Official OEM Publication: K1015439E, Edition 1 (2006)
- Features 47 detailed exploded-view diagrams, 2 full-system electrical schematics, 15 major component torque tables, and 6 performance-test data sheets
- Comprehensive 798-page technical reference providing factory specifications and system testing parameters required for fleet maintenance programs
Excavator Service and Maintenance Scope
This factory shop manual outlines the complete technical framework for the upper structure, including the cabin, counterweight, fuel tank, and swing reduction gear. Extensive documentation covers the engine and drive train, with a specific focus on the main pump coupling and undercarriage track assemblies. Because heavy machinery operates under extreme hydraulic pressure, always ensure the system is fully depressurized and consult the documented safety parameters before inspecting lines, valves, or cylinders.
Hydraulic System and Component Testing
Technicians will find detailed sections dedicated to the hydraulic infrastructure. The manual lists the essential testing and adjustment parameters for the main control valve, travel motor, gear pump, and axle piston pump. It clearly documents critical operating data for the DL06 engine, which produces 150 ps at 1,900 rpm, alongside the standard 240-liter hydraulic system capacity.
Performance and Specification Highlights
To verify equipment health and establish baseline performance, the publication provides precise factory test data. This includes high-speed travel metrics (13.1–13.7 seconds) and swing speed tests averaging 15–19 seconds. Furthermore, cylinder drop tests are meticulously documented for the boom, arm, and bucket assemblies to help mechanics ensure operational tightness and identify internal bypass issues across the linkage.
Note: This publication serves as a comprehensive contents overview and technical data reference. It does not provide step-by-step diagnostic or repair instructions.
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