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Last seen: Sep 18, 2026
@remittub Not sure if this helps, but have a look at Glyn Hudson's documentation in his github repository for modbus registers for his Samsung 5kW gen...
Some great points raised by @jamespa Regarding the above, I can confirm that my Samsung gen6 unit will stay in whichever mode was active at the tim...
Interesting point about UFH - I'm not qualified to answer that as I am not familiar with UFH systems and how they may respond to a sudden influx of he...
@cathoderay I think it's safe to say you have far more data, and of a far higher quality than I. What you have measured agrees with my casual observat...
Thank you for sharing that data. The graph looks fairly conclusive to me, and my own rough data looks similar (I don't have detailed monitoring, just ...
@sunandair My volumiser is installed at position G in the common return. My understanding is that the volumiser is best placed on the return flow. H...
I agree it's probably going to be difficult to obtain like for like data, and even if you can (and trust that data), it's unlikely that you will actua...
Yes, same here. When the system is first turned back on after powering off, both heating and DHW are off and will need to be manually turned back on (...
Glad you got it fixed. After a power loss, you can also get a communication error (not sure, but may also be E101) if the indoor panel cannot see th...
Samsung ASHPs For reference, Samsung calls it Water Law and simply allows setting the flow temperature at two points creating a weather compensation...
Yes, if you have battery storage and can flatten the import price, then ramping up in cheap slots and set back or switching off at more expensive time...
Are your emitters capable of emitting the heat being produced at a flow temp of 29C? If they are not, then the return temp will rise and narrow the dT...
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Latest Posts
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RE: Why are ASHP installs so expensive?
While heat loss is a very important (and fascinating) s...
By springswood , 24 minutes ago
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RE: Heat Pump deployment statistics: June 2026
To my eyes, sat behind all of this is a basic policy ma...
By Temperature_Gradient , 12 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 17 hours ago
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We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 17 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 19 hours ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
Have you looked at the Nibe website? They list their ap...
By Lizzie , 20 hours ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 2 days ago
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We kept ours and Heat Geek would have been in touch if ...
By Batpred , 2 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 3 days ago
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RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 3 days ago
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RE: Vaillant Arotherm – Using Heating
@l8again Mine is typically using 11w including the i...
By Batpred , 3 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
If you have a flowmeter and two temperature probes, the...
By bobflux , 3 days ago
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RE: Siting of the external sensor on a heatpump
@jamespa Absolutely. Even if the same mistake was mad...
By Batpred , 4 days ago
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