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Last seen: Jul 6, 2026
@papahuhu We had an MCS audit on our PV and ASHP. Inspector flagged up some lagging and label deficiencies. Some weeks later, an engineer from the ins...
Hi @expatingermany , This sounds very similar to my system where recently we had the 'secondary' pump electrically disconnected and the 'onboard' pu...
Well I've had an interesting few days and would like to share my cautionary tale. My system was installed in Sept 25 under an eco 4 grant. Sparce in...
Hi @jamespa , Thanks for the reply - cautionary tale re adjustment. AT curve centred around 35C as per last post. Late evening not quite enough comf...
Hi @jamespa Thanks for the reply. I have read through the info and posts again. I am ignoring the Honeywell at the moment. I have activated the AT...
hi @martinrobinson @jamespa @majordennisbloodnok @editor So the Honeywell is just a colourful, temp activated on/ off switch for the ASHP, NOT an A...
Hi @martinrobinson , these are a couple of charts for my system showing DHW, FT, RT and AT. I have also included temps off Honeywell Home - BDR91 wi...
sorry should have used quotes: 15/02/2026 10:55 pm @jamespa Hi, Thanks for the reply. I would appreciate some assistance please. ...
Happy birthday
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Degrees of Separation
Latest Posts
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We have large radiators as our emitters. Room temp is 2...
By Old_Scientist , 12 minutes ago
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RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 45 minutes ago
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I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 2 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-tech When you say 'dedicated switched fused ...
By JamesPa , 6 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 , 1 day 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 , 1 day 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: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 3 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
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