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.
