Doosan DX140LC - User Manual

Other manuals for Doosan DX140LC

Questions and Answers

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jeremy72Jul 28, 2025
What to do if the power mode selector does not work on Doosan DX140LC?
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  Brian SmithJul 28, 2025
  If the power mode selector on your Doosan Excavators does not work, check for a blown fuse and replace it if necessary. The power mode selector switch itself might have failed, requiring replacement. Additionally, a failed connector, damaged wiring harness, or a failed e-EPOS controller could be the cause; replace the connector or switch, or repair/replace the harness or controller as required.
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Cory BarkerAug 1, 2025
What to do if the working mode selector does not work on Doosan DX140LC?
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  Jessica Alvarez DVMAug 1, 2025
  If the working mode selector on your Doosan Excavators isn't functioning, start by checking for a blown fuse and replace it if needed. It could also be due to a failed working mode selector switch, which would need replacing. Other potential causes include a failed connector, damaged wiring harness, or a failed e-EPOS controller, each requiring repair or replacement.
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Larry AliAug 5, 2025
What to do if the starter does not operate on my Doosan Excavators?
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  Mark JacksonAug 5, 2025
  If the starter on your Doosan Excavators does not operate, there are several potential causes. First, ensure the battery has sufficient power by charging it. Check for poor terminal contact and clean and tighten the connections. Other potential issues include a failed starter switch, relay, or controller, each requiring replacement. A faulty wiring harness or battery relay could also be the culprit, necessitating replacement. Finally, check for a blown fuse and replace it if necessary.
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Charles MoodyAug 10, 2025
Why won't the battery hold a charge on my Doosan DX140LC?
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  Courtney MillerAug 10, 2025
  There are several reasons why the battery in your Doosan Excavators might not hold a charge. It could be due to low battery power, which can be resolved by cleaning and retightening the terminals. A loose or bad alternator belt can also cause this issue, so tighten or replace the belt. Check for loose or corroded terminals and tighten or replace them as needed. Lastly, the alternator itself might be faulty, requiring repair or replacement.
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parkjoshuaAug 14, 2025
What to do if the starter engages but the engine does not start on Doosan Excavators?
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  Alan RamirezAug 14, 2025
  If the starter engages, but the engine doesn't start on your Doosan Excavators, consider these possibilities: Fuel may have gelled due to cold weather, requiring you to replace the fuel. The fuel filters might be plugged, so replace them. There could be water or dirt in the fuel system, necessitating a cleaning of the system and addition of new fuel. Alternatively, there might be air in the fuel system, which you'll need to purge. A failed engine stop relay or a blown fuse could also be the cause; replace the relay or fuse as necessary.
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Matthew OlsonAug 18, 2025
How to fix uncontrollable engine speed on Doosan DX140LC Excavators?
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  Clayton LunaAug 18, 2025
  If the engine speed on your Doosan Excavators is not controllable, it could be due to several reasons. The speed control dial, throttle controller, or speed control motor might have failed and need replacement or repair. Additionally, a blown fuse, damaged wiring harness, or failed connector can cause this issue; replace the fuse or repair/replace the harness or connector as required.
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Ashley WilliamsAug 22, 2025
Why does my Doosan Excavators engine start but runs only at low speed or shuts down?
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  walkermorganAug 22, 2025
  If your Doosan Excavators engine starts but runs only at low speed or shuts down, the issue might stem from incorrect engine oil viscosity, requiring an oil change. Clogged or dirty fuel injectors could also be the problem, so clean the injectors. Another possibility is plugged fuel filters, which should be replaced.