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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Nov 13, 2025
Profile Activity
Topics: 17 / Replies: 2344
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RE: Totally bewildered with my ECO4 heat pump installation

I have asked this before, borrowing from Hopalong as he is known hereabouts, what are the five most terrifying words in the English language? Leave it...

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

@mosibi - I rather suspect the different style of plotting may be masking the fact that your plot does in fact show a similar, but perhaps marginally ...

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

I posted this a few days ago on another thread, and shows the different set vs actual flow temp (LWT) behaviour depending on the OAT. The plots are do...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jaynieq - good to hear that you were able to understand my rather long winded explanations and have started to act on them. Your installer sounds f...

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

@benson - very useful and interesting. What I think you are seeing is the Midea tendency to cycle all the time. I would be interesting to add the Flow...

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

I think I am right in saying you have a Midea clone, possibly a Clivet? If so it might be useful if you can post a chart of your heat pump's behaviour...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jamespa - thanks. Clearly your knowledge of Vaillant heat pumps is a major advantage here. I am sure @jaynieq will answer your questions before too l...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jamespa - is this something you might be able to help with?

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

Just seen this when I posted my reply above. See above - ask your installer to set it up (or we may be able to get a Vaillant owner on the forum to gu...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jaynieq - you are clearly beginning to get an idea of how these things are supposed to work. To go through some of your replies: It is enough for no...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
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