This article introduces the disassembly of Doosan DX340LC-5 excavator Cabin

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Cabin


CAUTION!

Avoid disassembling cabin if there are strong wind gusts,
which could catch large surface area of cabin shell and

push it sideways du
1. Park on firm and level ground.

2. Lower front attachment (bucket) to ground.

3. Shut down engine.

4. Set safety lever on "RELEASED" position.

5. Turn starter switch to "I" (ON) position.

ring lift.

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WARNING!


If engine must be run while performing maintenance, use extreme care. Always have one person in the cabin at all times. Never leave the cabin with the engine running.


6. Fully stroke work levers (joysticks) in all directions to

relieve pressure from accumulators.

7. Set safety lever on "LOCK" position.

8. Turn key to "O" (OFF) position and remove from starter

switch.

9. Hang maintenance warning tag on controls.

10. Disconnect the battery cable from the negative (-) battery

terminal.

11. Prepare cabin shell for removal by disconnecting wiring

connectors for:

A. Cabin interior lighting.

B. External light wiring.

C. Radio antenna and connections.

D. Wiper/washer connections.

NOTE: Control console wiring harnesses and hydraulic

piping lines that pass through the floor of the

cabin do not need to be disassembled.

NOTE: If unit is equipped with a cabin protective

structure (for forestry, or hazardous working

conditions), it must be removed.

12. Remove floor mat.

13. Remove operator's seat (1, Figure 2).

NOTE: Be careful not to damage seat covering.

14. Remove duct covers (2, 3 and 4, Figure 2). When removing cover (2) disconnect hour meter connector and cigar lighter connector. Disconnect main harness connector before removing cover (4).

15. Remove pocket (5, Figure 2) before removing side panel (6, Figure 2).









16. Remove air duct (1, 2 and 3, Figure 3) at right side of

cabin. Disconnect duct wiring connector before removing

duct (2).
17. Disconnect washer hose at floor plate bottom.

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18. Remove cover (5, Figure 4) on left side dash cover (3) and bolts (1, Figure 5).
NOTE: When removing cover, disconnect speaker wire.
19. Remove two rubber stops (2, Figure 4) used in storing the front lower glass. Remove bolts (1) from the rear left and right dash covers. Remove left side cover (3).
20. Lift right side dash cover (4, Figure 4) and disconnect speaker wire. Remove cov






21. Remove three bolts (2, Figure 5) after disconnecting the

speaker and antenna wires. Remove stereo assembly.

22. Disconnect cabin light wiring connector.

23. Disconnect cabin ground cable (7, Figure 2)

24. Remove four mounting nuts from four corners of cabin floor

(2, Figure 6).


25. Remove four hex bolts (3, Figure 6) from door side of cabin

floor.

26. Remove two hex bolts (1, Figure 6) from right side of cabin

floor and one bolt (4) from front of cabin floor.