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Last seen: Apr 26, 2025
The Mitsubishi controller only allows for setting the Legionella cycle start time in hourly increments. All the other timers/schedules are adjustabl...
Seems like I can't force it to run a Legionella cycle, and setting it to run at 11:00 daily didn't work, presumably because it knew it had already run...
Reading the thread linked to, very similar setup to mine. To me, it seems like the installers have made an error by fitting an immersion that will c...
I've had a closer look at the immersion heater. It seems that this model (Thermowatt RTS 3 ERP) is available in 3 different versions. I managed to fin...
It has cavity wall insulation, and reasonable loft insulation over most of the rooms. All widows are double-glazed. Windows are quite large, but we ha...
Thanks for confirming that what I'm seeing is just "how it is" with the design of the Ecodan. It puts my mind a rest to a degree - not perfect, but...
The graphs I posted yesterday were with all the smart TRVs permanently set to 30 degrees, so the rads were all "open" from about 09:00. This did red...
Outside temperature as reported by the ASHP sensor during the period of the graphs, 8 or 9 degrees. Yes, 900watts is the consumption. Measured ...
I've had it running with all the smart TRVs set to 30 degrees since 08:45 this morning, and it's still cycling. Lockshields are set pretty much rig...
OK, I've set all the TRVs to 30 degrees, permanent, and will see what happens. If it starts getting too hot, I'll reduce the weather curve "offset" ...
I put all the lockshields back to where they were, and refitted all the TRVs. I had the weather curve set 3 degrees higher to see what happened when i...
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
Hush mode now released. I've not tried it yet. Should b...
By swwils , 54 minutes ago
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RE: Air-to-air heat pumps - best models and installers
Are you creating a whole new category for A2A?
By ASHP-BOBBA , 1 hour ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
There isn’t as far as I know, @djh, but you’re welcome ...
By Majordennisbloodnok , 13 hours ago
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RE: Can anyone explain the following behaviour with a Grant Aerona 3 R30 / Smart Controller?
Final Update. Yesterday, I was going through the moti...
By Unsure , 15 hours ago
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RE: How much can an east/west solar solar system be oversized?
Best performance occurs with PV string near inverter no...
By bobflux , 15 hours ago
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RE: Forum updates, announcements & issues
Thank you Mars for all your dedication to improvements;...
By Toodles , 18 hours ago
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RE: Who do I complain to about a poor ECO4 installation, can anyone advise?
Take it one step at a time. If you can get the dhw and...
By JamesPa , 1 day ago
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RE: Selling 2 x Kensa Shoebox 7kw GSHP (New)
Hi Jain, we’ve got an ashp so I’m afraid we won’t be yo...
By Judith , 1 day ago
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No buffer or low loss header Grant controller in sens...
By JamesPa , 1 day ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
That's an amazing job to get all that in there! A truly...
By Batpred , 2 days ago
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RE: Anyone concerned about GivEnergy?
Thanks for your advice - I'll keep trying with the inst...
By JohnDwyer , 2 days ago
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RE: Plug and play solar. Thoughts?
I am also yet to find a case where an installation that...
By Batpred , 2 days ago
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
This is what I got from OVO. At least it was quick.. ...
By Batpred , 2 days ago
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RE: IVT greenline HT Plus E - Circulation Pump Constantly On
Welcome to the forums. Irrespective of which brand yo...
By Mars , 2 days ago
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RE: 7.5kW Heat Loss, But Quoted a 10kW Midea. No Re-Pipe, No Buffer Tank. Does This Add Up?
Oh, how I love these old scientists!I'm in with your 5 ...
By LeJamaisContent , 2 days ago
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RE: Jokes and fun posts about heat pumps and renewables
@jamespa Someone who is not easily phased I suppose.
By Toodles , 3 days ago
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@downfield Once OE had removed our gas meter and capped...
By Toodles , 3 days ago
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Living with a Low Loss Header (Or Measure For Measure, it’s All About the Pump)
I know, low loss headers (LLHs) aren’t necessarily ‘low...
By Toodles , 3 days ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
After seeing umpteen negative price slots again today, ...
By ChandyKris , 3 days ago
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RE: The Reality Behind a Failed Heat Pump Installation – and an IWA Insurance Rejection
@ian-w Getting back to the problem in hand, what do yo...
By JamesPa , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@papahuhu Generally, I leave Homely to take care of mat...
By Toodles , 4 days ago
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@judith, glad you found the story interesting. On eff...
By Mars , 4 days ago


