Last seen: Mar 3, 2025
A bit of an overcast start to the year for my 3.6kW array, fully south facing not shaded. 153kWh in January 123.3kWh in February, but comparable to th...
I think your issue here may be infiltration, especially as you say the heating performance deteriorates when the 3 storey building is subject to windy...
And one for checking Grant Aerona weather compensation settings. (You may need to join the FB group):
Video on how to check basic user info on Grant standard controller:
Hi @powysperson, first, if you have solar + battery and an SMES2 smart electricity meter + ASHP then get yourself signed up to a variable rate import ...
Hi @jancold , can you check that IEC standard number? EN IEC 62368 is for audio/video and IT equipment (?)
Pretty much, noise is caused by high fluid velocity and turbulence created by restrictions, which is caused by things like nearly closed balance valve...
Hi @grantmethestrength, looks like your pump setting is on speed 3 in your Grant ASHP, grab the installation manual, read up on circulator pump dip sw...
Yup, I had this on Agile dynamically priced tariff, I think my smart meter missed one or two half hourly billing periods, and rather than look at the ...
There's a lot of discussion about them on the Facebook Octopus Agile group. Quite a few people are jumping ship to Tomato from Agile, due to the recen...
1600kWh total import in January, all-electric house, around 1200kWh of which will be ASHP heating and hot water. January was about 25% of our annual i...
Weekend upgrade, Primary Pro done properly, unlike my installer’s attempt. Less heating the street hopefully 😉
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Latest Posts
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
@johnr Hadn't thought about secondary glazing - definit...
By BAMi , 1 minute ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
The debate over buffer tanks in heat pump systems has b...
By Mars , 31 minutes ago
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RE: SolarPV tables / online calculator
By Gary , 1 hour ago
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected
Yes, that sounds correct. I would say try both options...
By Old_Scientist , 10 hours ago
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RE: F.788 Building circuit pump reports internal fault - Vaillant Arotherm
Guess I have to wait for engineer visit. I really hope ...
By jeegnesh , 11 hours ago
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RE: Setback savings - fact or fiction?
The great thing about science is that it doesn't care o...
By JamesPa , 12 hours ago
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RE: Act now to defer the UK road tax increase on EVs
@majordennisbloodnok Damn right sir. my attempt at iron...
By Jancold , 14 hours ago
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
By Terry1812 , 16 hours ago
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RE: Seewet manhole cover within r290 exclusion zone
Thanks! I asked Vaillant, and they say I should be fi...
By dbrb2 , 18 hours ago
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Looking for the Grant Aerona 3 setting to turn off completely at 20 OAT
I'm running my Aerona 3 on WC and the 'warm end of that...
By damonc , 19 hours ago
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RE: Do I just go with the lowest quote for my heat pump?
So after signing in Sept in two weeks the install may s...
By Jancold , 20 hours ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
When you are renovating is always a good time, as it ma...
By JamesPa , 23 hours ago
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RE: Just one room not reaching desired temperature
Looks like this issue is now resolved. Aira installed a...
By ChandyKris , 1 day ago
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There have been several people on the OpenEnergyMonitor...
By RobS , 2 days ago
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RE: Say hello and introduce yourself
Good point @jamespa But that probably strengthens @ch...
By Transparent , 2 days ago
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RE: Towel rails. An unexpected final hurdle
@jamespa Beware; the use of the term ‘WC’ might lead to...
By Toodles , 2 days ago
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RE: Visit a Heat Pump sessions.
Congratulations @toodles, that's a fantastic result. We...
By Old_Scientist , 2 days ago
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RE: Baxi Air Source Heat Pump tips and tricks please
@cathyem1 - thanks for the update. Let us know how it g...
By cathodeRay , 2 days ago
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RE: Low COP and unevenly heated rooms with 12kW Samsung AE120MXTPEH / AE260TNWTEH
@editor But do you wear your peaked cap the right way r...
By Toodles , 2 days ago
Latest Topics
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Volumisers in Heat Pump Systems: Does Placement Matter?
By Mars 31 minutes ago
-
SolarPV tables / online calculator
By MichelleC 7 hours ago
-
Samsung Gen 7 R290 12kW is not behaving how I expected
By Joshua 19 hours ago
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Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
By BAMi 22 hours ago
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By Toodles 2 days ago
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Solid manhole cover within r290 exclusion zone
By dbrb2 2 days ago
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Towel rails. An unexpected final hurdle
By Davesoa 2 days ago