Last seen: Sep 16, 2025
@derek-m @iantelescope @editor I am probably making a mistake wading into this but... Sometimes in life bad things happen, its a fact. In this ...
OK I found some prices etc. Attached a very crude comparison. In both cases I assume that the system is well set up - ie the Oil boiler actually con...
To do a fairly rough calculation isn't difficult, but of course the answer may fluctuate given the fluctuating costs of oil and electricity (particula...
No I apologise. I didn't mean to quote you I meant to quote OP (perils of working on a mobile phone!) - ie the comment was meant to help OP not as so...
Agreed. I expanded on this and related matters a bit in an earlier post of mine. You may want to re-read now the basics are done and I'm happy to an...
In a new build, which I presume this is, the supplier is reliant on what the architect tells them about the fabric, which is why I speculated that may...
I think the passivhaus standard is 10W/sq m and, if I'm right, 20W/sq m isn't impossible. I'm not for a moment suggesting the design is right, if t...
@notechknowhow if the breaker below is for the solar PV then that is a generation meter above. It's just the same as mine on a fit eligible system. ...
Daikin user manual is here and it explains how to program DHW. Check its actually programmed before you pay anyone, there may well be nothing wrong. ...
OK, so to summarise you have A heat pump Solar PV with eddie and Harvi Solar thermal A tesla powerwall You are lucky enough to have ...
Well that tells us that the Eddi works in manual mode (but may or may not work in divert mode) and your hp isn't heating water at all. So now the qu...
This does sound like a settings issue, or just possibly a diverter valve issue to me. And suspiciously it sounds like your 'maintenance check' is pro...
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 , 5 hours ago
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@cliffhanger - seriously though, I have no idea. What I...
By cathodeRay , 7 hours ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 7 hours ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 9 hours ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 12 hours ago
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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 ...
By GrahamF , 15 hours ago
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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...
By cathodeRay , 15 hours ago
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 16 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...
By cathodeRay , 1 day ago
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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...
By Toodles , 1 day ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 1 day ago
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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 , 1 day 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 ...
By JamesPa , 2 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 2 days ago
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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!
By JamesPa , 2 days ago
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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...
By JamesPa , 4 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 4 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 5 days ago
