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International Comfort Products T8MPT050B12A1 Furnace Door Switch
The furnace door switch is a safety switch which inhibits the blower and ignition sequence from switching on so as to avoid injuries. It is quite important to have it replaced as quick as you can if it is damaged so as to prevent something bad happening.
Some clues of a weak furnace door switch
- The furnace door switch seems to be stuck
- The HVAC system does not operate with the door closed
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