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Last seen: Feb 9, 2026
@nayffy This is definitely something we've observed as well. All temp sensors have errors. My suggestion would be to pick 1 and increase or decrease y...
@davidalgarve I would probably turn down the heat pump slightly overnight then instead of your Tado's. Your Tado's don't talk to your heat pump so eve...
Strange! Indeed perhaps a schedule on the physical controller or MELCloud?Or could it be that the heat pump is by itself switching to fixed flow temp ...
@dur If you have sufficient volume in your UFH loops, which it sounds like you have, and if you don't zone it, it's OK to close the radiators in the b...
@tim441 Are you the Tim I've been emailing with? If yes, good to see you here!
@editor Thanks Mars! I hadn't seen this post yet. A lot of activity on the forum. @majordennisbloodnok A good summary of some of the trade-offs!
@dur Welcome! You have the foundation of a good install I believe! You must be careful to keep it that way. Your heat pump will run best when you ha...
@jeegnesh I just sent you a direct message
It's generally OK to have a setback of a few degrees. I would start with 1C setback and monitor for a bit. Depending on the impact on energy and comfo...
May I ask how you got access to their service cloud?
@jeegnesh Vaillant does have a portal but only for installers. My company is building a portal for monitoring (and control). If you want, I can get yo...
@burtis Got it! Seems like you're very much on top of setting it up well. I don't know your house obviously, but you could probably lower the flow tem...
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