Last seen: Dec 6, 2025
Ok, I think I have got to the bottom of the problem... the installers have installed the wrong flow sensor also in a poor position. - Wrong sensor i...
@bornagain I had considered that, but have air release valves at all the highpoints in the system piping and have run the air purging function on the ...
Completely open loop. No buffer or mixing of any kind.
Hello, I thought I'd update this thread now that the install is completed and I have a few months of colder weather and observations. Plus a few more ...
That's useful thanks, I hadn't seen that table before. Since I'm not having a buffer I don't know how useful the 20.2 figure is. If I'm interpreting t...
This is where I'm still a bit confused, If the minimum flow of the heat pump is 17l/min and the maximum flow I can put through the UFH is 19l/min sure...
Thanks. I'm installing the 11.2kw ecodan because that is what the install company calculated. I'm pretty sure that the full 11.2kw will only be needed...
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Bingo. Sometimes a judiciously placed size 10 bovver bo...
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RE: Mitsubishi Ecodan 11.2kW heat pump with low COP
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The three technical issues I'm considering are: BMS...
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RE: Help with heat pump sizing
@amin I dont think materially relative to t...
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@majordennisbloodnok I have decided to take the plunge....
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RE: Different dT on each radiator?
I cant sorry. Its based on some calculations I did fro...
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RE: Help me keep the faith with my air source heat pump installation
@simonf thats interesting as I’ve noticed my flow and r...
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