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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Jul 11, 2025
Profile Activity
Topics: 16 / Replies: 2617
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RE: Noise problems with newly installed Samsung 8kW ASHP

I have a real problem with that as its effectively retrospective planning legislation. What was legal as regards building has to remain legal, otherw...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: help sizing rads based on room by room heat loss

Because they don't know your room temperature and it's only (average) DT that matters Not strictly I think. It's 20 plus half the DT between flo...

3 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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RE: Noise problems with newly installed Samsung 8kW ASHP

Fair enough and very believable. I was responding to a comment which seemed to be suggesting that their use should be somehow restricted by regulatio...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

Not so sure about that. Points 3-4 are on a constant (refrigerant) temperature line, which you can see because refrigerant temperature is on the diag...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

Id go for a definite maybe. The question was about balancing. If you adjust the flow overall down on a system where the radiators are balanced then a...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Noise problems with newly installed Samsung 8kW ASHP

The Telegraph teasers are in one sense baffling and in another sense easy to understand. Most people only look at the teasers and of course they have...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

I honestly dont know. Mitsubishi seem to have a fairly similar modulation ratio, but those pumps are, I think, also constant flow (like Vaillant the ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Frequent power outages in the Southeast – A sign of things to come?

Really - thats terrible. If it cant be changed in the UI its a very good argument not to buy a Samsung Gen 6 heat pump!

4 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: Newbie: utterly confused with my Mitsubishi Zubadan air source heat pump running on 55C set flow temperature

Sensible. After you have done that perhaps consider what is triggering reheat. It looks like its DHW tank temperature alone not a timer plus DHW t...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Noise problems with newly installed Samsung 8kW ASHP

Unfortunately the UK is a small market, we are essentially reliant on the EU (where of course we no longer have a seat) to implement the manufacturing...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Newbie: utterly confused with my Mitsubishi Zubadan air source heat pump running on 55C set flow temperature

It looks like Eco mode may have tamed the DHW curve a bit (see below), but a COP of .87 is less than 1 and you would be better off heating on the imme...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?

Indeed. Its weird at first but you get used to it and actually it is more comfortable because the temperature gradients are less. There is a school...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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