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Whirlpool ATE0943RPP0 Furnace Door Switch
The furnace door switch is a safety switch which prevents the vent fan and other risky devices from turning on in order to prevent injury and fire. You must have the device replaced at once if you suspect that it is not working.
Key clues to watch for in a failing safety door switch
- The switch seems to be beat up
- The whole system will not start even when you close the door
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