The Efficient Home Forum

A follow up on this, in case it helps someone else in the future: A controller reset on the boiler helped, it now respects the maximum flow temperature setting set on the boiler (d.71) even with the R88 connected. The flow temperature requested by Evohome is still the maximum temperature supported ...

Hello all, So I just got the new HCC100 underfloor zone controller, with a Saunier Duval (Glow-Worm for those in the UK) boiler. Since I live in a country where Vaillant can get away with only offering eBus, I had to install the V33 ebus-OpenTherm card into the boiler, so the boiler can speak OT and ...