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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Oct 16, 2026
Profile Activity
Topics: 18 / Replies: 3071
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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 year 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 year 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 year ago
Forum
Air Source Heat Pumps (ASHPs)
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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 year 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...

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

I am now even less sure we are! The manual page you posted doesn't appear in any manual I have seen for my heat pump. I also note from your footer ('s...

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

Oh dear. Evergreen appears to be a quick shot spanner plumber to heat pump planner toolkit from an outfit called EasyMCS. That rather sets the tone. I...

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

This simply isn't true. Midea heat pumps of the type we are talking about are controlled in one of two ways: (a) using weather compensation (WC): th...

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

@pash44pump - @jamespa has already come up with some useful comments. At this stage all I would add is: (a) yes, the analogue flow meter is very use...

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

Yes, I see that now, but I wonder what its internal diameter is? A very short length may not matter that much, but longer lengths may impede flow. My ...

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

Agreed. The WC and thermostat settings only become relevant when the system is running, which can't that far away now, but we haven't got there yet. ...

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

I very much doubt that! I am talking about the primary pipework to and from the heat pump, inside the inadequate black insulation. In a 'normal' insta...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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