Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re 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 19, 2026
Seems obvious to me unless Im missing something, and the big peaks are presumably DHW.
It looks to me like its cycling and the peaks are 'normal' (for cycling) overshoot because the heat pump cant modulate down far enough to match the lo...
@adamk mine is on a vertical spur off of the cylinder pipework (the cylinder is on the first floor). Not sure whether its feed or return but here its...
Even if it is oversized it's very highly probably that the rads are still more or less correctly proportioned, so a bit of balancing and adjustment of...
Assuming that the house was actually warm previously then its definitely oversized and construction/area would be consistent with that. Given the con...
Very sensible, no need to panic and no need for setback at night, in fact you want it running then as hard as possible to exploit Cosy if thats the ta...
Looking at the graph Im a bit surprised it isnt running more 'continuously' at night. Of course you could have a very well insulated house (although ...
Cycling depends on (a) how it is controlled - ie how it has been set up and (b) the outside temperature. If it has been set up to be contro...
Inherently it doesn't. However a typical well executed heat pump installation will be more comfortable than a typical well executed boiler installati...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 5 hours ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I wouldn't be too concerned about the design ...
By Rob of York , 5 hours ago
-
RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 5 hours ago
-
RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 7 hours ago
-
RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 8 hours ago
-
RE: Why are ASHP installs so expensive?
Posted by: @batpred There´s another aspect that coul...
By Rob of York , 13 hours ago
-
RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 24 hours ago
-
RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 1 day ago
-
RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 1 day ago
-
My feed of random industrial auctions turned up this au...
By Prunus , 1 day ago
-
Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 2 days ago
-
We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 2 days ago
-
RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 4 days ago
-
We kept ours and Heat Geek would have been in touch if ...
By Batpred , 4 days ago
SPONSORS
