The Efficient Home Forum

I thought it may help if I post the wiring diagramS I have drawn of the system as installed


Schematic
Detailed

My installation is about 3 years old, professionally installed in a new build house. I have a vitodens boiler, Evohome controller, hr92 valves in 12 zones, 2no bdr91 wireless relay boxes, cs92 wireless cylinder sensor. I also have a Codice cylinder stat which acts as a secondary cut out.

The cs92 ...