Last seen: Apr 26, 2025
Yes, I meant dT25 as flow temp of 45, room temp of 20 degrees. I appreciate that I've been trying to run at a lower flow temp than that, it was just t...
It's the PUZ-WM60, R32 model. I have 10 radiators. I did add up all the radiators, corrected for deltaT 25, and it was very close to the desig...
OK, removing all the smart TRVs, opening the wheels fully, opening all the lockshields, and making sure the Evohome controller stays on all the time h...
That does seem to fit with what is happening - the peak flow temp gets to one and a bit degrees above what I'd expect it to from looking at the WC gra...
LLH is something the make up themselves apparently. Basically a length of 32mm copper, about a metre long. I make that about 0.8 litre? Both pum...
First pic is the power pulled by the ASHP, pumps, valves, and controller. Second shows the temps using "bullet) sensors wedged onto the pipework und...
Latest Posts
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This one is critically dependent on where you are in th...
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I agree it seems like a lot of work particularly as its...
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RE: COP is not the only measure of efficiency
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RE: Anyone still weathering it out with Agile?
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@dgclimatecontrol I have no intention of removing the...
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@scalextrix Name plate capacity
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
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RE: Inventor (Midea) Heat Pump short cycling advice
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
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RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
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Community energy installations are a great idea, but th...
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