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Last seen: Aug 24, 2026
Just tried to select "Quiet Mode" in advance of doing another 1 Hr, check whilst water heating and it reports "Invalid". Is there anything I can contr...
@transparent Hi Transparent. I can't tell how the battery is connected. The Main isolator just has 4 circuit breakers, which I assume are the 3 phases...
@uk_pete_2000 Yes I got the message that the max usable is dictated by the Inverter rating. I blame myself and my contractor (who installed both the D...
@old_scientist Thanks for your input. Firstly I have never considered "Quiet Mode" because I didn't realise this affected current draw, but I may try ...
@robs the Mitsu is 16kW. It consumes a little under 3kW when heating DHW but this is an average over an hour on the Shelly Energy device, so the maxim...
Is Havenwise limited to UK? I might be interested for my Mitsubishi here in the Algarve
Thanks Gary. I had forgotten the Normal/ Eco setting and remembered it as soon as I saw the picture, and I will now try it and see what difference it ...
Hi Gary, I am away from home at the moment so cannot check, but is that feature only on the FTC7? I don’t recall the Eco feature on my FTC6. Pump s...
I wonder if I am missing something here, regarding heating DHW with the heat pump in the middle of the day. I found that the heat pump would be be t...
Hi Cressie, Welcome. My experience with a similar Ecodan and solar setup is that there isn't one solution for summer and winter but it all depends...
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Degrees of Separation
Latest Posts
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RE: How Accurate Is My DIY Heat Loss Calculation?
@editor Thanks Mars, I have been enjoying playing with ...
By kilgorexv , 8 hours ago
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 10 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 13 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 13 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 14 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 1 day ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 6 days ago



