Last seen: Aug 6, 2025
@iancalderbank - your second chart, zooming in on a single defrost cycle, is interesting, in that, apart from the RWT, and a slightly different but no...
@derek-m - thanks. I'll see what I can come up with in the way of smoke bombs (what could possibly go wrong? Last autumn an awkward neighbour read me ...
@derek-m - might you be mixing up 'normal' cycles and defrost cycles? I agree there is a loss over the PHE, meaning the LWT at the heat pump needs t...
They are mostly defrosts, identified by the LWT dipping below the RWT. In normal running in milder weather, is does cycle, probably because the Mid...
If you are willing to do a bit of work, there are other ways of getting Midea data. One is to use a python module called midea_ac_lan in something lik...
@hughf - yes and no. Yes if I put on extra layers of clothing, no if I don't. I'm old enough to remember getting dressed in bed as a child as we had m...
@hughf - it's painful. The last week:
@togfather - I too have an old stone built home, a cottage rather than a barn, though listed. Unless you have done a lot of insulation and leak fixing...
At the moment (just measured), rads ~47, primary in 53, secondary out 54 degrees (not a typo, either measurement error or some sort of lag effect perh...
A heat pump on the verge of a nervous breakdown: Miraculously, the current actual IAT is only 1.4 degrees below the desired IAT. But just look...
Thanks for such a detailed description in words. It really does help my understanding of what you are doing.
Latest Posts
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By Majordennisbloodnok , 5 hours ago
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RE: Planning Permission May 2025
Where does it state this please? Im genuinely interest...
By JamesPa , 7 hours ago
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RE: ASHP heat output monitoring
@carlo - not much better, is it. It looks more like a u...
By cathodeRay , 9 hours ago
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RE: Renewables & Heat Pumps in the News
this document extensively describes (in a non-blame, ne...
By Judith , 12 hours ago
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RE: Ecodan - Legionella Operation Time and Target Temperature
Once the white plastic cap is removed, my immersion loo...
By Old_Scientist , 1 day ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 1 day ago
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RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 2 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 2 days ago
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@ecobaker May I ask a question of you please. I too hav...
By Papahuhu , 2 days ago
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RE: Share Your Experiences with Heat Pump Manufacturer Support
@terry1812 Oh Good! Pleased to help if I can! Regards, ...
By Toodles , 3 days ago
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It's unclear to me how the Smart Control project work b...
By Transparent , 3 days ago
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RE: Have Consumers Been Lied to About the Efficiency of Heat Pumps Made in China?
@pavel, this isn't about discrediting Chinese products....
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RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
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RE: Is this just haze or something more?
I think the present somewhat cooler hazy days show the ...
By Judith , 5 days ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
All noted and accepted and as I say I am sorry that you...
By JamesPa , 5 days ago
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I think it is very much me that is sitting outside the ...
By Grantmethestrength , 5 days ago
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RE: Who's your electricity provider and what's your tariff?
Aggregators have been recognised for many years, and it...
By Transparent , 6 days ago
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RE: Help me keep the faith with my air source heat pump installation
Great news I edited my previous post (probably af...
By JamesPa , 6 days ago
