Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering youāll be able to ask questions, join discussions, follow topics youāre interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Sep 9, 2026
I have to suggest that, while anecdotally there may be accounts that suggest this is the case, in fact it is a myth. We need to separate fact from f...
@derek-m - if I read the table on that page correctly, the default setting for S2 positions 3 and 3 is 11 ie on/on which equals variable speed Wilo (p...
@morgan - one reason I called this post 'A Beginner's Guide' is to remind me to keep it as accessible as possible. I'll try to put together a glossary...
I get the impression this is what is supposed to happen, but looking at the Midea Operational Parameters, the flow rate seems to favour around 1.4 m^3...
I think you did a remarkable job of condensing many years of experience into a single sentence, but at the same time, I am also aware that in an ideal...
Indeed, see my comment elsewhere (<=link). I particularly like the 'modbus hat for a raspberry pi', it's absolutely brilliant. I will endeavour to ...
I hadn't, but now I have! Interestingly, this is the tightest of all the scatter plots. If I do it as a linear plot, R2 = 0.9507. Need to bear in ...
I have just done my weekly data update, a very tedious manual transfer of data from the Midea app into a spreadsheet, and the updated charts look like...
Don't y'all just love the jargon! More seriously, this is one of the big hurdles newcomers need to get over if they are to make any progress in this a...
I suspect getting your head round this quote is crucial to this debate, though the intervals are probably better thought of as 2 hours of COP2 vs 8 ho...
And are there any unseen leaks, if it is an old system, and used to be open system with a feed tank in the loft, ie a pressure test. I accidentally ha...
@derek-m - you are on the right trail, it is COP I am after, but it also means I will get some other data I would like, because they are needed for CO...
SPONSORS
Degrees of Separation
Latest Posts
-
@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 7 hours ago
-
RE: Vaillant Aurotherm - Heater Wire Position
I have a recent Pro model. It has a condensate drain at...
By Batpred , 7 hours ago
-
RE: Adventures in heat loss calculations
At this point its probably worth pointing out, for futu...
By JamesPa , 9 hours ago
-
RE: Tell us about your Solar (PV) setup
We have a 6.56kW solar PV system (16x 410W panels) inst...
By Rob of York , 12 hours ago
-
RE: Where heat loss surveys seem to go against practical reality
@cathoderay @jamespa I've managed to get some nice re...
By Rob of York , 2 days ago
-
RE: 7kW EV Charger Options Advice
Doh, not sure that I was thinking straight there, less ...
By Rusty , 2 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
Iām really liking reading through this thread and the r...
By Judith , 2 days ago
-
Thank you @trebor12345
By rgabor , 2 days ago
-
Panasonic Free Multi Z and Etherea Internal units.
My prospective installers have suggested the Panasonic ...
By Toodles , 2 days ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
Great. You just need to find a way of cranking up your...
By JamesPa , 3 days ago
-
RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
We had two heat pumps installed without Govt funding. H...
By Rob of York , 3 days ago
-
My Adapt is finally installed and running! Almost a yea...
By tomasmcguinness , 3 days ago
-
-
RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 5 days ago
SPONSORS
