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Carrier 38QRR024 Furnace Door Switch
The furnace door switch is a safety switch which prevents the blower and other risky devices from switching on so as to stop a potential explosion. It is imperative that the switch be changed swiftly if it is causing you problems.
What happens when my safety furnace door switch is almost dead?
- The door mechanism looks as if it has been broken badly
- The furnace does not run even with the door closed
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