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International Comfort Products T9MPD050F12C2 Furnace Door Switch
The job of the furnace door switch prevents the draft inducer and ignition sequence from activating so as to avoid injuries. It is vital that this part be substituted for a new part as soon as you can if you see that it is broken.
Major symptoms of a defective safety door switch
- The furnace does not turn on even with the door closed
- The furnace door switch has been bent
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