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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Sep 14, 2025
Profile Activity
Topics: 17 / Replies: 2844
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RE: Advice needed on inefficient Samsung ASHP installation

I just ran the numbers through my WC simulator. This calculates, based on Ecodan R32 data, the efficiency gain from various WC curves relative to fix...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Advice needed on inefficient Samsung ASHP installation

It is a cop out and as I say upthread will incur a penalty of 3-6% or more if it's more than a a couple of degrees out. However installers don't was...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Advice needed on inefficient Samsung ASHP installation

This is the 'alternative method' I refer to in a post above. Care needs to be taken with the choice of room stat. Some 'clever' ones, as they appro...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: My horrific Samsung heat pump installation and experience

According to his post a few pages back the speeds of both pumps are controlled by an Arduino based system. I did ask what behaviour it targets but go...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: My horrific Samsung heat pump installation and experience

Thanks. Doing this would, as you say, eliminate another variable and I did consider suggesting it (and, if this were my system, it is what I would do...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: My horrific Samsung heat pump installation and experience

@derek-m - You mean like he has been doing for the last 76 pages, and mine, and that of several other very kind folk? @cathoderay - I tried that ...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: My horrific Samsung heat pump installation and experience

As you have not responded to the very simple question asked in my immediately previous post, I can only presume that you haven't bothered to read it. ...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: My horrific Samsung heat pump installation and experience

Noted As posted above your sharky data, or your interpretation of it, is incorrect. Thus your 'water power' is likewise incorrect. Sensor 3 i...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: My horrific Samsung heat pump installation and experience

Im glad you are warm however the water power as you present it from the sharky (and thus your claimed COP and real COP) is nonsense, as explained seve...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Advice needed on inefficient Samsung ASHP installation

The following is from page 14 of the manual This icon appears on the picture you posted. I am still not convinced that some sort of water law...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice needed on inefficient Samsung ASHP installation

Thanks Looking at consumption first your baseline is about 500kWh/month is summer which annualised is 6MWh/year. That's double the UK average which...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Advice needed on inefficient Samsung ASHP installation

The second panel of the controller with the 0 and a graph in it suggests it's operating according to water law (weather compensation). However dependi...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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