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Panasonic CU-KS18NKUA Furnace Door Switch
The job of the furnace door switch inhibits initial fan and burner from turning on so as to stop a potential explosion. It is crucial to have this part swapped out at once if it is defective in some way or another.
Chief elements poorly running furnace door switch
- The switch appears as though it has been breaking apart
- The HVAC system does not fire up with the door closed
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