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Carrier 58MVB100F10120 Furnace Door Switch
A furnace door switch is a safety feature that prevents the blower and ignition sequence from activating so as to avoid injuries. It is important to get the part changed at once especially if you suspect it is not working properly.
Key symptoms of a poorly working switch on the furnace door
- The system does not even thing about starting with the door closed
- The furnace door switch is not there
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