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Last seen: Oct 24, 2026
Exactly. See also my comment above (following an edit so you may need to re-read) about replacing the thermostat with a homely. Imho your best ...
The heat pump should always be on, that's the whole point. The weather compensation curve (water law) needs to be adjusted so that, with the heat pum...
I am assuming that the thermostat is trying to simulate proportional control by on off switching (it can't do true proportional control). The purpose...
The valves will also enable you to determine if it's actually needed! I had that on a combi in a kitchen once. With a bit of careful plumbin...
@iantelescope I attach a proposed revised system diagram and list of tasks/SoW that @derek-m, @johnmo and I suggest, with special thanks to @johnmo wh...
Yes Most likely we will suggest it is retained, but replumbed as a two port volumiser in the return, for the purpose of assisting de-icing. ...
No problem, Libre office can import and export pdf so we will work with that
Thanks. I imagine the location is humid hence the clouds! The basic plan you have with the plumber is correct but there may be a couple of tweaks/a...
@iantelescope Thanks. That's great. Can you also tell us Where in Scotland are you roughly (to work out the climate)? What's the rough f...
That would almost certainly be madness. Seriously. You have come this far and have all the components for a working system. Persist and prove your ...
Good, and good luck. If the plumber could also balance the radiators that would be good. It needs to be done if not already done. Ideally fitting ...
I have followed this thread for probably 2 years and the advice offered here, from people whose only motivation is to help, has been almost 100% consi...
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Latest Posts
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RE: New Build 3 Phase or 1Phase
Posted by: @e-a-west Ideally I would prefer a compl...
By Rob of York , 3 hours ago
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RE: How will removing the standing charge on gas bills benefit heat pumps?
I think it has an enormous impact on air/air users. The...
By EtchedPixels , 7 hours ago
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@editor Ouch, sorry to re start the tick. I had assume...
By DavidB , 24 hours ago
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RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 1 day ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
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RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 2 days ago
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RE: Double or Triple Glazed Windows?
Posted by: @singlespeed With 9 years repairing windo...
By Rob of York , 2 days ago
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@transparent we’re still running a secure version of PH...
By Mars , 3 days ago
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RE: How quickly would you want/expect heat recovery to take from setback?
Much longer than that here. The heating isn't even on. ...
By bobflux , 3 days ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Obviously the weather is changeable but there's a defin...
By Singlespeed , 3 days ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@rob-of-york I must admit that when we had a Daikin hea...
By Toodles , 3 days ago
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RE: Forum updates, announcements & issues
Get the Renewable Heating Hub heads-up on WhatsApp. I...
By Mars , 3 days ago
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RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
@editor I pointed out to the one of the Fuse execs that...
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RE: 15kw pump for 225m2 1990's house - over kill?
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