Last seen: Sep 16, 2025
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...
Latest Posts
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 7 hours ago
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@cliffhanger - seriously though, I have no idea. What I...
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
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@mixergy Thanks for the update, I would appreciate some...
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
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RE: Testing new controls/monitoring for Midea Clone ASHP
I've never physically seen it, but I seem to recall som...
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 18 hours ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 2 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 2 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 5 days ago
