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Carrier 48XZN030060300 Furnace Door Switch
The furnace door switch is a safety switch which inhibits initial fan and gas ignition from starting so as to avoid injuries. You should have the switch be swapped out as soon as possible if you see that it is broken.
Do you know if your furnace door switch has to be replaced?
- The furnace door switch appears as though it has been removed
- The furnace does not function even with the door closed
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