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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Sep 13, 2025
Profile Activity
Topics: 17 / Replies: 2131
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RE: Midea ASHP – how to set weather compensation

Various comments now all collected together in one post: First things first - you have got a positive result - what looks like a workable plan fo...

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

@pash44pump - good, you are on the case. Jaw jaw is always better that war war, unless and until jaw jaw has irrevocably failed. Good luck, and let us...

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

This isn't good enough. I have now managed to render the docx document properly (sorry, had to do it online via what appeared to be a 'disposable' upl...

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

To answer: (a) but I do have the WC set properly, see past posts of charts of my IAT, eg this one. There is simply no need for room stat interferenc...

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

You need to be a bit careful when using past oil heating based estimates, because it is very likely you did not run the oil heating in the same way as...

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

I was just about to do that, and here it is. The CAP columns are the outputs at various OAT and leaving water temps (LWT , flow) in watts. As you may ...

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

You have in a way touched on the essential difference between WC and room stat based control: the former is continuously variable between X and Y (the...

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

I see you have now added this to you post, wasn't there when I first replied. I think you have rather given the game away here, insofar as you have an...

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

Thanks, on a quick inspection they look sensible, but I will review again tomorrow. Others may care to comment in the mean time.

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

They are definitely not the same! Even with the full manual, I still can't make much sense of it. But I have just had another look at my wired control...

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

I suspected such a discrepancy, but we need to be 100% sure. When you say "Lounge - Installer Heat Loss 40 Room Loss 1995 Mine Heat Loss 88 Room 438...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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