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
Trane TTX048D100A0 Defrost Sensor Board
The defrost sensor board will begin the defrost sequence if necessary, to continue normal heating and cooling operations. It looks to a specific sensor located in the outdoor unit to determine when to initiate the defrosting cycle.
Major signs of a declining Trane defrost sensor board
- Your main control board may throw an error of some type when encountering a problem
- Defrost mode never runs despite that there is a large amount frost that needs to be removed
- Your HVAC system will stop running for the simple fact of the frost blocking the flow of air
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