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International Comfort Products NTC5125BKD1 Furnace Door Switch
The job of the furnace door switch blocks the fan and ignition sequence from starting so as to stop a potential explosion. It is imperative that the switch be replaced at once especially if you think it is defective.
Hints your safety switch on the furnace door needs a replacement ASAP
- The door mechanism looks as if it has been breaking apart
- The furnace does not function even with the door closed
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