
Last seen: Sep 11, 2025
@marzipan71 Thanks very much Marzipan, very interesting indeed. I think that that data excuses my uncertainty of LLH - Good or Bad? Regards, Toodles.
@hughf If a system doesn't have any variable restrictions like TRV’s, would such a system be better able to perform to the optimum without an LLH then...
Thank you Mars, I accept that a LLH may affect the efficiency of the overall efficiency - but how can the average individual who has a system installe...
@editor Thank you Mars, I use Larger Text as my default anyway but I am also trying to remember to use the Safari ‘AA’ feature once on a page and read...
@iancalderbank Thank you Ian, I have attempted to tweak the pump as close to ‘just slower than the average speed of the primary pump; and will content...
@bontwoody Sounds as though someone is speaking through their headwear to me! The normal arrangement is that DHW heating cycles are achieved by the th...
Just thought that a little cheerier results might be welcomed; this is today’s performance with an OAT of 10 degrees C. We have gone from approx 1.75 ...
And just one more thing please Mars, please could you re-instate the text size option in the reply pane as at the moment, there is only the (to me at ...
@derek-m I suppose that accuracy of the measuring of ambient temoerature in the locale of the heat pump will partially depend upon the frequency of th...
@editor Hello Editor, Yes! I think it is, thank you! Regards, Toodles.
I’ve done my best as my sight allows for now, may I suggest Togfather that you look at section 8 on configuration where you will find mention of the b...
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RE: Humming sound on new install.
One other thing, I haven’t balanced the rads yet so cur...
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Funny story Graham, when I started looking to ...
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RE: Is a Valliant Inline 6kW heater a BUS buster?
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RE: Buffers, hot water and cooling
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RE: Failing heat pump system - seeking thoughts on a rebuild
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RE: What crazy nonsense are inverter limits and why are they imposed?
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RE: COP is not the only measure of efficiency
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