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International Comfort Products T8MPN075B12A1 Furnace Door Switch
The job of the furnace door switch stops the fan and ignition sequence from turning on so as to stop a potential explosion. Do not waste time and have it replaced at once especially if you think it is defective.
Major warnings your safety switch on the furnace door will not live much longer
- The whole system cannot run even when you close the door
- The door switch has been broken completely
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