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
Lennox XC14 Furnace Door Switch
The furnace door switch is a safety switch which stops the fan and burner being triggered to start so as to avoid injuries. You should have the switch be changed as soon as possible if it is damaged so as to prevent something bad happening.
Red flags poorly operating furnace door switch
- The door switch has been chipped
- The system will not start even when you close the door
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