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Carrier 24ANA724A0030020 Furnace Door Switch
A furnace door switch is a safety feature that inhibits the blower and ignition sequence from starting so as to stop a potential explosion. It is imperative that the switch be swapped out quickly especially if you think it is defective.
What warnings should I watch out for to know if my furnace door switch is about to stop working?
- The furnace will not even begin to start with the door closed
- The door mechanism seems broken badly
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