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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Oct 10, 2025
Profile Activity
Topics: 17 / Replies: 3032
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)

I dont know TBH, not a Samsung expert, someone else may. You can normally increase the period (but with the same on/off ratio) via either a hyste...

5 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)

If the house loss is much less than the heat pump min output the heat pump will cycle whatever you do because there is no other way to match the outpu...

5 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Heat pump with Yonos Pico circulating pump running all the time

40W is not a lot. Your house will likely be drawing ~400W all the time due to the various appliances on standby, router, fridge etc. If its on half t...

5 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@editor Agreed. There is another point to be made here, namely that you cant make the judgement/calculation on pipe size unless you have correctly...

5 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@mars Im going to put a slightly different angle on this post because, whilst I accept its importance in principle and for some properties, Im not so...

5 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Heat Batteries

@cathoderay Whilst I suspect you are correct I suppose the possible fault with this interesting analysis is that less well off people will be eligi...

5 days ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: Help me keep the faith with my air source heat pump installation

If that makes you feel happier then go ahead, but it won't fix the problem! If you are convinced that its the heat pump that is at fault, then the...

5 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Batteries

OK thanks for that, but the basic question remains, why has a solution based on home storage been discarded? There must be a reason and, unless we ...

5 days ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: Heat Batteries

Completely agree. To my mind this is not worth the effort of engaging with such a solution, either we will abandon net zero altogether, which see...

5 days ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: IVT Greenline high pressure switch and electrical cassette errors

OK. You dont say whether it is from the feeds to/from the DHW cylinder carrying hot liquid from the heat pump, or from the cylinder itself. Either w...

5 days ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: Heat Batteries

Do we need to do the look ahead stuff to make this work. Surely a simple algorithm: If I have a battery, fill it when the grid has capacity will do, j...

5 days ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: IVT Greenline high pressure switch and electrical cassette errors

I know absolutely nothing about this unit but it sounds like either it needs topping up with water or the expansion vessel needs to be repressurised. ...

5 days ago
Forum
Grounds Source Heat Pump (GSHPs)
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