Last seen: Jul 17, 2025
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.
It is certainly interesting that the numbers should be so similar. Looking at the last week's use, to 0700 yesterday (Monday), it is still in the same...
Yes, I came across Raspberry Pi solutions, but it means adding a whole new layer of complexity which I think I could manage technically (can solder wi...
@toodles - yes, that makes sense, though I can't see the LWT magenta line poking out from the bottom of the fourth defrost in your latest chart. It ma...
@scrchngwsl - thanks, though I will need to put my thinking cap on to get my head round that lot! I have thought about how to do this a few time...
I think they are there. I have marked them with blue crosses: The key mark of a defrost is the LWT (flow temp) falls below the RWT (return tem...
Thanks for the kind thoughts. At least it is sunny as well as less humid, and the cold won't last forever.
The dates and times were in the post with the charts. The 1.18 factor was a guaverage, a portmanteau word. As I have pointed out before, I have lim...
Agreed, I went through the Midea manuals and could not find anything. But I am not sure it matters that much. We have the compressor kWh in which you ...
@derek-m - you have made three requests for data all within three hours, one at 8 pm, another just one hour later at 9:01 pm and then this rather petu...
Yes, to keep you on your toes 😉 Seriously, though, usually there is a reason, this time it is because the daily meter readings were taken at 0700.
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