Last seen: Jun 27, 2025
Remove the llh and the secondary pump, wire the pwm line of the primary pump up to the Samsung controller…. That’s pretty much all there is to it.
@derek-m The carel controller in my ASHP allows me to specify three pump modes: Normal, Demand, Continuous... Normal - pump shuts off when setpoint...
Heat pumps and thermal stores are bad news, really really bad news.... Who designed this system?
Indeed.... And I wasn't too happy that I couldn't see the product before buying it, hence why I went with Cool Energy. I saw them at Installer show an...
Quote attached…
I asked Acond for a quote back at the start of my ashp journey… I nearly fell off my chair when the email came in…
@elton the issue is purely energy costs…. When people say ‘my heat pump doesn’t work’ what they really mean is ‘it costs more than the gas boiler did’...
None of this would matter if electricity wasn’t 3 times the price of gas. Rebalance the energy prices and you can get away with sub optimal installs w...
Alec hit the nail on the head right there I think. Most heat pump controls are a bit pants, or a cryptic to use (that’s why GH is always championing t...
The secondary pump won’t be pwm controlled, I assume? Why do you have a buffer and secondary pump anyway?
That’s a daikin hybrid system which uses an intergas boiler as the gas fired bit. looks like it’s firing at 31 degrees flow temp, which is probably ...
25-27th June at the NEC.
Latest Posts
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RE: The good, the bad and the not that great – my heat pump installation
Said I would pop back with a update. Only Mr Jesus h...
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RE: No-code, plug-and-play monitoring for your heat pump
@cathoderay i will have to take a look at that, tbh as ...
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RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 14 hours ago
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RE: Benefits of an extra horizontal loop for GSHP
I have no direct knowledge of GSHP ground loops but it ...
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RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 24 hours ago
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Compressor and Evaporator Stratification
I have had a few issues with my Hitachi spilt heatpump ...
By trebor12345 , 1 day ago
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RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 2 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn It's a not a buffer it's a volumiser which is ...
By Lucia , 2 days ago
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RE: Is your heat pump insured?
To make things clear, lots of insurance companies cover...
By Lucia , 2 days ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 2 days ago
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RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 3 days ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 4 days ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 6 days ago
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RE: Homely launched for Grant Aerona ASHP control
I haven't bought the Aerona Smart Controller (£700!) bu...
By Prunus , 6 days ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
For the record, Grant supply ethylene glycol for their ...
By Prunus , 6 days ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 6 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Ebac 5kw - Monobloc R32. Developed and made in UK - Mit...
By marcinwloch69@gmail.com , 1 week ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Just another thought - it might be worth thinking about...
By JamesPa , 1 week ago
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RE: BUS Grant: removal of all other fossil fuel heat sources
@rikiarn - just have a think as to how much it will cos...
By Transparent , 1 week ago
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Don't do much digging around.That's best left to the pr...
By Transparent , 1 week ago
