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International Comfort Products NNE100F20G1 Furnace Door Switch
The job of the furnace door switch inhibits the draft inducer and other risky devices being triggered to start so as to avoid injuries. Do not waste time and have it replaced promptly if you suspect that it is not working.
Major warnings of a poorly performing switch on the furnace door
- The whole system does not turn on whether the door is open or closed
- The door mechanism appears to be fallen off
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