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International Comfort Products H8MPN075B12B1 Furnace Door Switch
A furnace door switch is a switch that inhibits initial fan and gas ignition from starting so as to avoid injuries. It is quite important to have it changed immediately if you can, if it is defective in some way or another.
Simple warnings that your safety switch on the furnace door is not working properly?
- The furnace will not operate whether the door is off or on
- The safety door switch looks like it is broken badly
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