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 38BYC030 Furnace Door Switch
The furnace door switch inhibits the draft inducer and ignition sequence from activating so as to stop a potential explosion. Do not waste time and have it changed ASAP if you find it to be faulty.
Simple indications of a faulty safety furnace door switch
- The HVAC system will not run whether the door is off or on
- The switch looks broken completely
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