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Whirlpool ATR1542CPP0 Furnace Door Switch
The furnace door switch prevents the blower and burner from turning on so as to stop a potential explosion. Do not waste time and have it substituted for a new part promptly especially if you suspect it is not working properly.
Major warnings of a dying safety switch on the furnace door
- The whole system does not turn on even when you close the door
- The furnace door switch looks as if it has been broken
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