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Whirlpool ATE1252SPP0 Furnace Door Switch
This switch inhibits the vent fan and other risky devices from switching on so as to avoid injuries. You should really have it exchanged for a new one promptly especially if you think it is defective.
Cues of a weak safety door switch
- The HVAC system will not begin even with the door closed
- The safety door switch appears to be eroded
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