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Carrier 58MTB080F10116 Furnace Door Switch
The furnace door switch is a safety switch which stops the blower and ignitor from turning on so as to avoid injuries. It is quite important to have it exchanged for a new one swiftly if it is defective.
Key clues to watch for in a failing safety switch on the furnace door
- The HVAC system does not even thing about starting even with the door closed
- The door switch looks as if it has been fallen off
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