Diagnosing a Broken Common Wire to the Outdoor Unit
This article is in reference to residential HVAC equipment but can apply elsewhere. You would think that a broken wire…
Day: October 14, 2025
Puron Advanced (R-454B) Refrigerant Dissipation Board Flash Code 13
With the changing of the new refrigerant, new controls have been added for safety incase of a refrigerant leak, the…