Last seen: Aug 30, 2025
I would be very wary of manufacturer's published SCOP data. One very common brand retailed in the UK using Japanese badged up R32 ASHPs has SCOPs that...
The update of MCS 031 has been heavily criticised by many of the better and higher SCOP achieving installers over on LinkedIn, etc. MCS 031 update is ...
Oh dear, someone majorly goofed at Octopus. They've credited me back about a year's worth of bills today. Bumping my account credit from £375 to £1568...
Hi @stopbar, it's s difficult balance. Trial and error in large part. Every home is different. Pure weather compensation control is good, but not pe...
Sorry, yes, 2105. OOPS! If I recall the unit circulates water if the heating is scheduled to be on, but simply doesn't heat the circulating water if t...
Hi @damonc, parameter 2015 is the maximum outdoor air temperature corresponding to minimum outgoing water temperature. Default setting is 20degC, in y...
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 (?)
Latest Posts
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RE: Ecodan software update. Real or scam?
@vinz86 Contact Mitsubishi and an engineer attends and ...
By ASHP-BOBBA , 3 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump what we did to resolve a not too dissimilar...
By benson , 5 hours ago
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My Samsung Gen6 (probably same controller as yours) onl...
By Old_Scientist , 13 hours ago
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@drei When I was in local government we were of cours...
By JamesPa , 13 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
Sufficient system volume is also essential for ensuring...
By Old_Scientist , 15 hours ago
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RE: Boiling Mad: Exposing Radiatorgate
@rob-nezard you can see more of Drei's rad dramas here ...
By Mars , 15 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@drei I will say again that Im sorry to heat about your...
By JamesPa , 16 hours ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As someone who has suffered from a Heat Pump installati...
By DREI , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
1040kw Even beat June and July. Great month.
By Andris , 1 day ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Hope they know what they're doing regarding paint types...
By PatrickVito , 1 day ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
I’ve also got a dual fuel Rangemaster. We originally ha...
By Majordennisbloodnok , 1 day ago
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RE: Octopus tariffs - a quick comparison
@tim441 I’d agree wholeheartedly with that, with 2 x Po...
By Toodles , 1 day ago
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RE: Electricity price predictions
@bontwoody Maybe one for @editor to consider whether a ...
By ChandyKris , 2 days ago
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RE: is a home battery without an EV worth it?
You would think, but when I had my Powerwall 3 installe...
By Old_Scientist , 2 days ago
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@mars That response surely deserves a nomination for Tu...
By JamesPa , 2 days ago
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Specifying batteries, pv solar etc using ChatGPT
I thought I'd try to use ChatGPT to specify my requirem...
By Tim441 , 2 days ago
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RE: Ecodan & MelCloud scheduling
When I interviewed Mitsubishi Electric at Installer ear...
By Mars , 2 days ago
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RE: Rodents! A word of warning for heat pump owners
@lucia One look at that protection and the rodents will...
By Toodles , 2 days ago
