How to Change the Blower Speed on an 820TB Furnace with a HK42FZ112 NFC Board
This article covers how to change the blower speed on furnaces equipped with the new NFC board HK42FZ112. After reading,…
This article covers how to change the blower speed on furnaces equipped with the new NFC board HK42FZ112. After reading,…
Have you ever noticed that (inside the software) some User Interfaces (UI) have serial numbers listed, and some don’t? Why…