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Last seen: Jun 26, 2026
@roamingbull or disable weather compensation for a short period and revert to constant higher flow temperature. My 10kW Aerona is defrosting every 45 ...
Welcome to the Cosy corner @Toodles. We pay an average of 20.4p/kWh including VAT & standing charge. 88% of our electricity import is at the low r...
There are specialist cleaning solutions for heat exchanger fin coils. I would recommend you have the heat exchanger cleaned as part of a professional ...
Hi all, crunching year end numbers. I'm on 'Cosy Octopus' 3 tier tariff, and in the winter heating season I schedule charge my 13kW of solar PV batter...
Little spread sheet to play with here , you can change your 2102 max LWT and 2103 min LWT parameter settings in this and see what it does. It shows ...
Yup, 2102 is the main parameter you need to adjust, if you find the house not keeping temperature as the outdoor temperature lowers, then raise 2102 b...
(hope you don't me chiming in here @derek-m as a fellow Grant owner) @roamingbull, check 2100 is set to 1, and as a default I would set 2101 to 45degC...
@mikefl this is really informative, and echoes many of the experiences of those of us who have had Grant ASHPs installed. So you're yet another Grant ...
Link to weather compensation adjustment for Grant Aerona./p>
@bontwoody well done in helping a vulnerable person out. What a monumentally stupid controller installation location. Do you know who the installer wa...
@jamespa it’s madness isn’t it? My neighbour’s oil boiler flue is particularly noisy with a pure tone aspect. It’s the dominant noise source when stoo...
@cathoderay the data is my daily electricity consumption, you'll just have to trust me on that. Tried keeping ASHP on overnight vs switching off overn...
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