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LG LMAN090CNS Furnace Door Switch
This switch prevents the blower and burner from switching on so as to stop a potential explosion. It is crucial to have this part replaced ASAP if it is causing you problems.
What are the signs that the safety furnace door switch has to be replaced?
- The furnace door switch seems to be damaged
- The system will not even begin to start whether the door is open or closed
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