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International Comfort Products H9MPX080J12A2 Furnace Door Switch
A furnace door switch is a switch that inhibits the vent fan and burner being triggered to start so as to avoid injuries. It is extremely important that the device is substituted for a new part quickly if it is defective in some way or another.
Do you know if your switch on the furnace door really needs to be replaced?
- The door mechanism seems to be stuck
- The system will not fire up whether the door is off or on
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