Last seen: Aug 29, 2025
Our posts crossed but fundamentally and in short form you need to Turn trvs to max Turn any external thermostat to max inc evohome Make sure th...
@ajbevster Further to my earlier post (which you should still read) one of the pictures seems to show the heat pump timed to come on only for a few...
Fair enough, although in this case op does actually mention weather compensation so hopefully makes the link. But yes, for the avoidance of doubt by ...
Sorry, me too suffering from overload, I may have mixed your system up with another on this thread. I've gone back over my recent posts and edited ou...
You don't have an arotherm (Vaillant is another make of heat pump), you have a Samsung, or that's what you told us. Different beast, same principles....
They aren't working together and the evohome will be clobbering your efficiency. Nope, waste of money. Either remove the evohome heads altogether ...
They are, unless to fit them would make the system less efficient/effective. Unfortunately installers love to fit them even when the latter applies. ...
For what it is worth, the way the Vaillant heat pump control works in pure wc mode (where actual room temperature is not part of the control loop) is ...
@rob_cirrus_energy has given some excellent advice albeit for a different system. The same principles will apply to you but the specifics will be dif...
Ok see my answer above re the readings. A heat pump is in terms of its function just like a boiler. It heats water which circulates in your radiato...
I suspect this is target dhw temperature and current dhw temp,erasure.
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