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International Comfort Products H8MPN075F16A1 Furnace Door Switch
The job of the furnace door switch stops the blower and ignitor from activating so as to stop a potential explosion. It is crucial to have this part substituted for a new part as quick as you can if you see that it is broken.
Major symptoms of a deteriorating switch on the furnace door
- The switch appears as though it has been stuck
- The whole system will not even begin to start even when you close the door
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