Last seen: Aug 15, 2025
I didn't get to read that until after the service, but luckily I took some photos, one of which shows Dip Switch S2, and S2-3 and S2-4 are both off, w...
This is a heat pump myth. Both the building and the heat source are agnostic - they don't know about each other. Put another way, a kWh is a kWh, wher...
@iancalderbank and @derek-m - I will certainly get as much info as I can while the covers are off, including photos where possible.
It's very easy to do, I've done it myself. You have to check, re-check and then triple check. The model numbers are long and confusing, and even the i...
Thank you all for your contributions. Getting the right manuals for the exact heat pump one has is tricky. For a while I believed I had the correct on...
I'm not so worried that it too low (it probably is within an acceptable if low-ish range), bu rather that it is so constant most of the time. The flow...
I have remarked on this many times, because it is almost always 1.3 something m^3/h (Midea's chosen unit) and it does seem odd that it doesn't vary, b...
Next up will be Berkeley's quote about the falling tree, but that has the rare distinction using itself to obliterate itself, because no one heard him...
One physics principle that I am certain will apply in the Heisenberg Uncertainty Principle. I've got a nasty feeling it might apply to power and energ...
Of course we can! I even said right at the beginning that for some people HA will be 'just the thing'. It is also good that you are putting forward th...
Ho hum. Interesting. Here's a quote from one of his posts: However, Samsung does a very poor job of measuring heat output. At least on my system, ...
Probably because you are already an expert in these things! Remember, this is a beginner's guide. Beginner doesn't mean stupid, obviously, but it does...
Latest Posts
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RE: What crazy nonsense are inverter limits and why are they imposed?
Apparently when you apply to connect an inverter to the...
By AdamK , 2 hours ago
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I have/had a basic non-hybrid FoxESS inverter. The soft...
By Old_Scientist , 5 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Ooch that's a lot. I replaced my pumped shower with ...
By JamesPa , 5 hours ago
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 7 hours ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 19 hours ago
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RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 23 hours ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 1 day ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 1 day ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 2 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 2 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 2 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 3 days ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 4 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 5 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 5 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 5 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 6 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 6 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 1 week ago
