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
Carrier 30HR Furnace Door Switch
The furnace door switch is a safety switch which prevents the draft inducer and burner from starting so as to avoid injuries. It is crucial to have this part swapped out immediately if you can, especially if you suspect it is not working properly.
Symptoms of a defective safety door switch
- The safety door switch seems to be stuck
- The furnace will not run 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