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Whirlpool ATE1555CPP0 Furnace Door Switch
The furnace door switch is a safety switch which blocks initial fan and gas ignition being triggered to start so as to stop a potential explosion. It is imperative that the switch be exchanged for a new one swiftly if it is damaged so as to prevent something bad happening.
Signals of a worsening safety switch on the furnace door
- The door switch appears as though it has been wrong
- The HVAC system does not function whether the door is open or closed
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