
Last seen: Sep 11, 2025
@batalto - I have now got total energy produced as well as consumed into HA, and it looks like this, first image is a card, second is from the History...
@thylacine333 - I got caught by this one, at least my guess is it's the same problem. It's another user unfriendly gotcha. Going into For Serviceman a...
@batalto - I agree with your observations, my level of understanding of code gets me that far, eg the len property/function. But why does it need to u...
Here's another cryptic bit of code for anyone to have a go at decrypting. It's from the Air Conditioning section of the code, but it is retrieving som...
Exactly. The whole heat pump installation thing is but a small boy pissing in the wind against a hurricane of fossil fuel boiler installations. Let's ...
This is pretty much a fact of life with ASHPs, a direct consequence of their efficiency declining as outside temperatures fall, this then being furthe...
I don't think so, not in the right ball park. The problem with monitoring the controller is a lot of the key variables are very volatile, though they ...
Thinking about it, how to get people to install heat pumps, the answer is probably not to bribe people to install heat pumps, but to make people want ...
Not wishing they will, just expecting they will, given the effect of the price war added onto the already generally rather too common poor standard of...
This page has a useful calculator at the bottom, and even caters for systems with added glycol as well as just water. In fact the whole page is rather...
@tomc - thanks very much for all this, very illuminating. Clearly you can fine tune the weather compensation curve according to time of day (and so ma...
A price war for heat pumps - what could possibly go wrong? Unleash the power of the market - what could possibly go wrong? We all know the answer - ...
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Had a new Vaillant 7kw installed with new 28mm runs for...
By AdamK , 2 hours ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Possibly not the answer you might want, but if it were ...
By Temperature_Gradient , 2 hours ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 4 hours ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 6 hours ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 6 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Yes Octopus only have the £9 a month service plan for t...
By NJT , 8 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 8 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 8 hours ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 14 hours ago
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RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 1 day ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 1 day ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 2 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 2 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 2 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 2 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 2 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 2 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 2 days ago