EWC Controls Forum

I have a UT3000 ver.1.19 board on my Amana invertor system. I have been working on "ways" to get a communicating system smart thermostat to work with said system. I connected a Daikin One+ thermostat to the zone controller and could not get it to communicate with the board. But if I connected it ...

It took 4 days of going nuts attempting to use a CTK04 on this system. Lots of conflicting information etc. I figure the ground issue was in the home wiring. Did all I could to troubleshoot that but, in the end, it was just easier to connect the two together in a way I knew would work. I realize as ...

I am an AC contractor who has been installing invertor systems since they were first released. I have a 4 ton invertor, modulating furnace and an UT3000 for two zones, in my own home. This part is just history. Naturally I really should purchase a new UT3000 as the one I have is ver. 1.19 and if I ...