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International Comfort Products HPFM Furnace Door Switch
A furnace door switch is a safety feature that prevents the fan and other risky devices from switching on so as to stop a potential explosion. It is imperative that the switch be swapped out as soon as possible if it is not working in order to prevent injuries.
General warnings poorly operating safety furnace door switch
- The system does not fire up even with the door closed
- The safety door switch seems to be breaking off
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