When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.
Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network
International Comfort Products T8MPN100F20A1 Furnace Door Switch
This switch blocks the draft inducer and other risky devices from activating so as to avoid injuries. Do not try to fix it, just have it swapped out ASAP if it is not working in order to prevent injuries.
Signs of an unhealthy safety furnace door switch
- The safety door switch appears to be breaking off
- The furnace will not start even with the door closed
This site contains affiliate links for which I may be compensated
Feel free to download your manual for help.
This site contains affiliate links for which I may be compensated