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Last seen: May 14, 2026
@jamespa many thanks. will do
@jamespa thanks for the advice. If I am tweaking the curve for low temps, should I first increase the Maximum outgoing water temperature in Heating mo...
@grantmethestrength I'd be interested to hear more about your Wavesure Modbus to ethernet adapter install. I can provide my email if you don't want to...
@grantmethestrength 2101 is irrelevant is it not if the WC is on (2100)? On an aside, it sounds like you had a better installer. Have you been told ...
We have a Grant Aerona3 as well. We are not on Octopus Cosy as I am still learning the system and am not sure if it is better to warm the house on the...
@damonc interesting! It all depends on your house I reckon. If your insulation is not wonderful as ours isn't, 2C might be reached too quickly and if ...
I realise now that this hysterisis setting is controlling when the heating comes on e.g. Heating : Outgoing water temp ≥ Water set point (parameter 21...
@damonc If we are talking about a Grant Aerona3, 2141 is not the frost protection hysterisis - those settings are in group 43. 2141 controls when the ...
There is one other setting in the Grant heat curve group which is the Hysteresis of water set point in heating and the default is 8C. Am I right that...
Many thanks for that advice. I did think it was a bit crazy. The previous owners would not made these settings as they were in their 80s.... I have ...
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Latest Posts
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Why do you want to maintain a specific deltaT? The out...
By JamesPa , 6 minutes ago
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RE: Heat pump installation quotations
@batpred Excellent, thank you very much!
By sttpd1917 , 37 minutes ago
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Hopefully this will answer your question. To...
By ASHP-BOBBA , 37 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
I would be interested to find out if others do this and...
By ASHP-BOBBA , 46 minutes ago
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Harvest Thermal - ASHP with a smart thermal battery
I thought people here might find this interesting, even...
By springswood , 2 hours ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 3 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@ragtime27 some rooms in our house only have one place ...
By Judith , 3 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
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