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Whynter ARC-131GD Furnace Door Switch
The furnace door switch is a safety switch which inhibits the fan and ignitor being triggered to start so as to stop a potential explosion. It is crucial to have this part swapped out at once especially if you suspect it is not working properly.
What red flags are there that my safety switch on the furnace door is failing?
- The furnace door switch seems to be breaking apart
- The HVAC system will not operate whether the door is open or closed
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