Lanbo Door Switch or Reed Sensor Stuck Closed

Wine cooler interior light stays on all the time, even when the door is closed.

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Possible Causes

Failed door switch, Misaligned magnetic reed sensor, Broken or missing door magnet, Shorted light control circuit on board

How to Fix / Troubleshooting

Unplug the cooler before adjusting switches or sensors.

  • 1. Check for door magnet:
    • On models with a reed sensor, verify the magnet is still embedded in the door frame or gasket.
  • 2. Test door switch:
    • Press the mechanical switch by hand; the light should turn off.
    • If it does not, the door switch is likely faulty.
  • 3. Adjust reed sensor alignment:
    • Ensure the reed sensor on the cabinet lines up with the magnet in the door when closed.
    • Loosen screws and adjust position if necessary.
  • 4. Replace faulty components:
    • Install a new Lanbo door switch or reed sensor if they fail continuity tests.
  • 5. If light remains on with switch disconnected:
    • The main control board light circuit may be shorted and require replacement.
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Repair Difficulty

Easy 2/5

Required Part

Door Switch
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