Last seen: Nov 13, 2025
Yes and no. There is no routine data collection as there is with the primary circuit, but I have done brief manual IR thermometer measurements (on bla...
In other words beggars (the recipients of 'charity') can't be choosers. Not only is this morally unacceptable, it is a disaster for what we might call...
As others have said, you are very welcome here. Thanks for posting. As @jamespa has said, more info about your setup will help us to get to the bottom...
Being a recipient of 'charity' does odd things to our heads. As others have said, your installation wasn't free, it was just free to you, and someone ...
@judith - thank you very much. I take it the dips you can see in the mainly green chart you posted on the right above are defrosts, on the assumption ...
@judith - thanks. Can you get leaving and returning water temperature at one minute intervals? That would let us see frequency and duration of defrost...
Yes, I do. I also have glycol in the primary circuit, and use a specific heat capacity of 4.05 for that (I noticed you use 4.2 ie pure water). The sec...
No! I mentioned this in the post that has the download ("ignore them, along with some of the never change columns eg room_temp which is Midea's idea o...
Of course, that should be a key thing, warmer air can hold more water than cooler air. But in practice my heat pump seems to do much the same defrost ...
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