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Carrier 58DLA07010008 Furnace Door Switch
The furnace door switch is a safety switch which blocks the vent fan and other risky devices from turning on so as to stop a potential explosion. It is imperative that the switch be swapped out ASAP especially if you think it is defective.
Warnings your safety switch on the furnace door is failing
- The whole system cannot run even with the door closed
- The door mechanism has been broken
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