The Efficient Home Forum

Hi, As far as I know, Honeywell is working on a Evohome firmware update which will introduce some new fetures. This "Weather Compensation/Optimisation" option you mention is one of the new features. One can register to Honeywell beta testing program in order to early access to the new firmware. It ...

Hello,

When using Evohome with the Openthem bridge, are these two parameters ignored ?

Thank you.

Anybody ?

Hi all, I am planning to replace my existing radiators and TRV bodies with new ones. What should an Evohome user do after this kind of upgrade ? Should one reset the Evohome system (delete and recreate all the zones) in order to allow it to re-run its learning algorithm ? Or is this optional ...

Hi all, I have recently upgraded my Evohome from the BDR91 wireless relay box to the R8810 OpenTherm module. After doing this, I've noticed an interesting/strange behavior of the boiler pump. My setup consist of: A Buderus Logamax Plus GB012-25K V2 combi boiler (On/Off and OpenTherm compatible) 5 ...

Many thanks for the reply

If using OpenTherm is acts very similar to weather compensation with regards to how it controls the boiler. OpenTherm when it has demand but at/near 'set point' will turn off the boilers gas valve but keep the pump controlled by the boiler 'running'. It is important at this stage to have somewhere ...