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Carrier 38EZA036 Furnace Door Switch
The furnace door switch is a safety switch which stops the vent fan and ignitor from switching on in order to prevent injury and fire. It is extremely important that the device is switched out ASAP if it is defective in some way or another.
Some warnings to watch for in a bad safety furnace door switch
- The whole system does not turn on even with the door closed
- The switch seems chipped
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