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Whirlpool ATE1555SPP0 Furnace Door Switch
The furnace door switch is a safety switch which prevents the blower and burner from switching on so as to avoid injuries. You must have the device traded for new one at once especially if you suspect it is not working properly.
Major clues your safety switch on the furnace door is going out
- The whole system will not run even when you close the door
- The switch seems to be chipped
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