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Payne PG8JAA036045AAJA Furnace Door Switch
The furnace door switch is a safety switch which blocks initial fan and ignitor from switching on in order to prevent injury and fire. You should have the switch be exchanged for a new one swiftly if it is defective in some way or another.
Key symptoms of a weakening furnace door switch
- The door mechanism appears to be not there
- The HVAC system does not even thing about starting whether the door is off or on
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