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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Jul 20, 2025
Profile Activity
Topics: 16 / Replies: 2631
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?

Not sure about this. The heat pump sees the water returning from the fins, which will be at a temperature determined by the defrost process not any t...

4 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

@eliuccio Unfortunately, whilst I agree with a lot of what is said above, I dont agree with all of it. For clarity: Firstly Whilst I agree t...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?

Whilst I agree with the final conclusion (flow side placement appears to be best, perhaps with the exception that if the volumiser is outside the insu...

4 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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RE: What is the best strategy for operating a very oversized heat pump?

It makes sense, although shows a complete lack of thought on the part of the designers (which is disappointing) about the things that they could do, w...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump

No need for apologies, just cautioning about getting too hung up on all of the mistakes (of which there appear to be plenty enough to make a case) and...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected

Definitely its in the 20xx FSVs. Conversely it may be that you need to reduce 2022/2032 further as well as changing 2093 so it operates on pure WC. ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Setback savings - fact or fiction?

@sunandair I don't want to get embroiled in an argument, but I am interested in finding a tolerably robust answer to the question that can be applied ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: What is the best strategy for operating a very oversized heat pump?

I think most heat pumps have this mode but I cant see how it can reduce cycling, unless there is something weird in the control logic (which is possib...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump

it does, but the schedule says a 12kW in Im not too much mistaken: So the documentation is not consistent. Indeed; I would recommend you focu...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
What is the best strategy for operating a very oversized heat pump?
4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 21
Views: 957
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump

I hope there is a good view through the large window, Im imagining some fells, but realise that may be a bit optimistic. I don't know how old yours ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Gen 7 R290 12kW is not behaving how I expected

"had a bit more success today and got the flow down to 32degrees and got closer to balance, but ultimately the temp kept increasing and would not stop...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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