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International Comfort Products N8MPN125J20A1 Furnace Door Switch
The furnace door switch is a safety switch which inhibits the draft inducer and other risky devices from switching on in order to prevent injury and fire. It is imperative that the switch be changed promptly if you suspect that it is not working.
Symptoms of a declining safety furnace door switch
- The whole system does not function with the door closed
- The door mechanism appears as though it has been chipped
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