@kevinsmart what's the trick to get the HM80 bound with the WiFi Evohome controller? I have simply connected power to the HM80. It comes on with Led...
I’ve got my new system up and running with my Vokera boiler and it looks like I was wrong, there is no distinction between CH and DHW demands coming...
That's the thing. I have an EcoTec Plus 438, it doesn't even have the 24V inputs on the PCB. Even to get OT to work, I had to play with the terminal...