Overview
The Doosan DX340LC-3 and DX350LC-3 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 1001 and Up, 10001 and Up(Europe Only), Manuals and Safety. 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.
Safety Information: Review the safety warnings and precautions included in the source documentation before performing service work.
Table of Contents
Doosan DX340LC-3 and DX350LC-3 Manual
Main sections and selected subjects identified in the source documentation:
- 1001 and Up
- 10001 and Up(Europe Only)
- Manuals: Shop Manual
- Safety
- Track Excavator Maintenance Safety …………………………………………… SP002322
- Specifications
- Specification for DX340LC-3/DX350LC-3……………………………………… SP002408
- General Maintenance
- General Maintenance Instructions……………………………………………….. SP002454
- Standard Torques……………………………………………………………………… SP002404
- Upper Structure
- Cabin ………………………………………………………………………………………. SP002324
- Counterweight…………………………………………………………………………… SP002409
- Fuel Tank…………………………………………………………………………………. SP002410
- Fuel Transfer Pump (Option) ………………………………………………………. SP002394
- Swing Bearing…………………………………………………………………………… SP002329
- Lower Structure and Chassis
- Track Assembly ………………………………………………………………………… SP002330
- Engine and Drivetrain
- Engine Coolant Heater (Option) ………………………………………………….. SP002328
- Drive Coupling (Main Pump)……………………………………………………….. SP002411
- Hydraulics
- Hydraulic System Troubleshooting, Testing and Adjustment …………… SP002412
- Accumulator……………………………………………………………………………… SP002455
- Center Joint (Swivel)………………………………………………………………….. SP002545
- Cylinders………………………………………………………………………………….. SP002422
- Swing Device……………………………………………………………………………. SP002413
- Travel Device……………………………………………………………………………. SP002414
- Main Pump……………………………………………………………………………….. SP002415
- Gear Pump (Option) ………………………………………………………………….. SP002457
- Fan Motor for Oil Cooler …………………………………………………………….. SP002552
- Fan Pump ………………………………………………………………………………… SP002553
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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