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pash44pump
@pash44pump
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Joined: Aug 28, 2025
Last seen: Dec 21, 2025
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Topics: 0 / Replies: 65
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RE: Midea ASHP – how to set weather compensation

@cathoderay of course it's 28mm diameter 🤣 I measured the circumference and didn't do the conversion. Glad someone is awake. I've attached ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@tasos There are room thermostats which call for heat from the system. As to whether the system runs according to the WC settings (which are recently ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@cathoderay thank you. External pipework is 90mm and the Midea is 12kW (my prior typo). I will ask installer for heat loss calculation now.

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

This is the scope document for my system to follow up on the heat loss pages I posted earlier in the thread. Thanks  

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@jamespa thanks. I will follow up on that shortly. I have been reading various parts of this website including "the good, the bad and the not so gre...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@transparent Wow! Great information. Sounds like it was a terrible installation as far as pipework goes (and probably more). Now I need to find a foru...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@cathoderay thanks. I've always thought the same - I have no idea why they ran it outside. It can easily go straight into the building and I have some...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@jamespa 😎

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@cathoderay the in/out temps I posted were from the same screen you showed. I only first got into these kind of screens this year after being fobbed o...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@tim441 That's very interesting. Thank you

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@cathoderay correct. I only just switched to weather comp after reading this forum and yes the values (Jan 2025) were from the Midea controller's oper...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@jamespa thank you. You may well be correct regarding the downstream system being the issue. I can do what you suggest but my question - is this a tes...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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