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Carrier 38YXA024 Furnace Door Switch
The furnace door switch is a safety switch which inhibits initial fan and burner from turning on in order to prevent injury and fire. Do not try to fix it, just have it swapped out swiftly if you find it to be faulty.
Known indicators the your safety door switch is about to go out?
- The furnace does not fire up whether the door is open or closed
- The switch is chipped
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