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Last seen: Sep 19, 2024
I would not recommend turning off weather dependent control, but from your information I suspect that it may need adjustment.
@iancalderbank It is quite possible to have COP values ranging from 2 to possibly even 5 on the same system. What is important is understanding why,...
Are you certain? How do you know if you are not looking at it? 🙄
That was the point that I was making. It is not necessary to have absolute accuracy to be able to optimise one's system with the data available. Probl...
@bontwoody I very much doubt that the information provided by any heat pump system will be 100% accurate, and even additional equipment installed to...
True. I can vaguely remember the days when we would send a new apprentice down to the stores for a 'long stand'.
Well done Mars, it is not very often that I get caught on April Fool's Day, I must be getting old.
Please explain.
I would be interested to know how this valve is supposed to work, since if my understanding is correct, it would appear to defy the laws of thermodyna...
Whilst I try not to be critical of other's posts, I feel that the use of the description Finite State Machine (FSM) or Finite State Automation (FSA) i...
It would appear that your present system may have already been configured to cope with the possible interaction between the battery storage and the po...
I think the point that Rob was making is that when there is no solar, and the water cylinder requires heating, does the power diverter take electrical...
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RE: Electricity price predictions
Agreed - there's a place for everything from "Dunno, I ...
By EtchedPixels , 22 minutes ago
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Further, there was a long discussion of the benefits of...
By Old_Scientist , 3 hours ago
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I appreciate that EnergyPlus is Valliant's first attemp...
By L8Again , 3 hours ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
Unfortunately the answer is Yes you will need a new FTC...
By F1p , 18 hours ago
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RE: PV and battery long payback - sense check query
So if it helps I was recently quoted about 8 grand for ...
By EtchedPixels , 18 hours ago
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RE: HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
Signed up!
By bobflux , 1 day ago
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RE: Indevolt Batteries UK Support & Info Thread
I had a quick look and they are a little vague. They ...
By BlizzardGreen , 2 days ago
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RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 2 days ago
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RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 3 days ago
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RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 3 days ago
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RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 3 days ago


