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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Sep 19, 2025
Profile Activity
Topics: 17 / Replies: 2159
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Reply
RE: Midea ASHP – how to set weather compensation

@tim441 - an excellent succinct summary. @pash44pump - re-routing the pipework may well make sense, a one off cost vs a never-ending drip drip drip ...

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

@pash44pump - good, we're on the same page (screen) on the wired controller. As you can see from the chart I posted earlier, the LWT/RWT often vary a ...

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

If it were me, I would start with everything on/open, running on weather compensation, and take it from there (once the weather is cold enough to need...

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

This suggests that the heat pump was not running on weather compensation (WC) at the time you recorded these values. With WC you don't set the (flow) ...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The good, the bad and the not that great – my heat pump installation

Sorry to resurrect this thread, but it is sort of relevant so on balance putting this here. But how do you actually adjust the pressure? I have exac...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I missed your 22nd June post on this. I am sure it can be done in HA as well, but I use a standalone script that runs once an hour, checks the IAT and...

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

@pash44pump - the installers heat loss calculations appear to indicate a total heat loss of just under 9kW, which seems rather on the low side for the...

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

They look decidedly skimpy to me. A proper heat loss estimation (which is all they are - see many posts passim) uses a survey of all surface areas and...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Seeking Help for In-Principle Quote to fix a botched heat pump installation by Heat Geek Installer

This is one of my biggest bugbears these days, how AI does make fools of us all (if we let it, which too many people do). Google's AI is just a text ...

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

@pash44pump - @jamespa has anticipated my next steps but before looking into those details (including the effect of 'turning off' upstairs) (a) we nee...

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

That is a fairly good indication it is running! As a further check, when the compressor appears to be operating, go to Menu > Operation Parameter a...

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

I have a Midea heat pump (nominal 14kW but the 12, 14 and 16kW ones are all the same inside, output is controlled by simple dip switches) and so may (...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Page 7 / 182
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