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Last seen: Dec 21, 2025
@cathoderay thanks for that. I have set up daily schedule for 13.00-14.00 when I usually have PV power and OAT is higher on average. My controller sho...
@cathoderay and others. So now I am running an open system on WC. House is a little too warm (except the always problematic en suite). As @jamespa sug...
@cathoderay is the tank back-up heater the potential mega-kettle aka buffer tank? I see the mine too on my display occasionally 😀
@batalto what is "the app" you refer to? Ta
@ashp-bobba wish you lived closer to Wiltshire! My installer charges £294 for a service. Given the issues I have had with my system I believe it's pur...
@cathoderay thanks very much. I seem to be making progress both in my understanding and finding potential future solutions. At the very least the engi...
@cathoderay the dataloggers have been purchased and are on their way. The plan as per your instructions, is to leave one outside for OAT and one insid...
@benson thanks. @cathoderay suggests using data loggers to collect the data. How did you do it? Same method or different?
Lunch over. Back to it Some more observations from discussion with installer. Given they raised possibility that the UFH is not insulated properly (...
@jamespa noted. Thank you
@cathoderay thanks. I had a call within half an hour of sending my letter by email. My requests were 1) fix the insulation as per @transparent recom...
@cathoderay I hear you. I have just finished a letter to the company. I have asked for immediate rectification of the insulation issues due to Part L ...
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Latest Posts
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RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@mars I have been thinking about your questions and obs...
By JamesPa , 9 minutes ago
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
By Mars , 11 hours ago
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RE: How many people are happy with their ASHP and do you believe them?
Good luck, I spent a couple of hours and, whilst I foun...
By JamesPa , 12 hours ago
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RE: Heat Pump Operation in Summer - Valliant 7kW
I do the same: cool my large buffer (3000L) to 10C, pum...
By upnorthandpersonal , 20 hours ago
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@editor "The interesting bit is that many modern invert...
By Singlespeed , 21 hours ago
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RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
By downfield , 22 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
I reached out to MCS directly last week on this and her...
By Mars , 23 hours ago
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Mentally you have to separate the ac side and the DC si...
By JamesPa , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
By JamesPa , 2 days ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
@l2jad I was just thinking all things being equal. Our ...
By AndrewJ , 2 days ago
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Hi, Does anybody have experience with Heat Geek insta...
By sttpd1917 , 3 days ago
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I will soon be struggling. Admittedly it is the summer,...
By Batpred , 3 days ago
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RE: Indevolt Batteries UK Support & Info Thread
Not known yet. I've asked a local Councillor to follo...
By Transparent , 4 days ago
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Hard to tell but I think I have placed the arrow on wha...
By ASHP-BOBBA , 4 days ago



