Search found 2 matches

by itswinter
Fri Dec 09, 2022 4:26 pm
Forum: OpenTherm Setup & Help
Topic: Simple conversion from Y plan to Opentherm
Replies: 4
Views: 524

Re: Simple conversion from Y plan to Opentherm

Thanks, i'll do that!
by itswinter
Fri Dec 09, 2022 11:40 am
Forum: OpenTherm Setup & Help
Topic: Simple conversion from Y plan to Opentherm
Replies: 4
Views: 524

Simple conversion from Y plan to Opentherm

Morning, I have a Y plan heating system run by a pair of BDR91s to control the v4073 valve, a cylinder stat, and a Vaillant ECOTEC 428 heat only boiler. I have HR92s on all my rads, except for a few towel rails as a bypass. All pretty standard according to the installation specs for Y plan on my ...