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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Aug 15, 2025
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Topics: 17 / Replies: 2075
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

You will own nothing, you will be in control of nothing, and you will be happy... Brave New World just around the corner? @transparent is absolute...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Slight side track, but I am inclined to think that with heat pumps we should avoid the word and concept of efficiency, because the idea of something t...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is My Midea Heat Pump Inherently Defective?

@jamespa - thanks. It looks like the larger version will just fit where the old radiator was, and the max output at heat pump flow temps is 2.11kW, mo...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is My Midea Heat Pump Inherently Defective?

@jamespa - I'm not convinced the valve is jammed shut (the pin has the expected spring resistance), more that it is blocked, the idea being that rattl...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

They are not very clever, are they! I think that is reading 28, partly because I can cross check mine against the Midea controller's reported flow rat...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Baxi Air Source Heat Pump tips and tricks please

Your requirements (an effective and as efficient as possible heating system) are entirely reasonable, and that is what your supplier has contracted to...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is My Midea Heat Pump Inherently Defective?

It did get warmer, but never as warm as the other radiators. I agree the evidence points to a partial restriction, significant enough to reduce flow i...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

And @cathyem1 - those images - thanks - confirm it is. The listed parameters are identical to the ones I have on my Midea badged wired controller. I...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is My Midea Heat Pump Inherently Defective?

Moves freely but definitely against a spring with increasing resistance as it is pushed down, not flapping in the breeze freely.

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is My Midea Heat Pump Inherently Defective?

Yes they are in a concrete floor. I think they were covered in Denso tape for corrosion protection, not sure about insulation. It was a long time ago....

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Baxi Air Source Heat Pump tips and tricks please

There are lots of temperatures! The key space heating ones are outside air temperature (as seen on the display, by the house icon), leaving water temp...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

@cathyem1 - do you happen to know if Baxi is a Midea clone? The reason I ask is the first photo of your wired controller looks very like a Midea contr...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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