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Carrier 58DLA04510008 Furnace Door Switch
The job of the furnace door switch stops initial fan and ignitor from turning on in order to prevent injury and fire. It is vital that this part be exchanged for a new one immediately if you can, if it is defective in some way or another.
Indications of a declining safety switch on the furnace door
- The whole system will not begin even when you close the door
- The door mechanism looks not there
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