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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: Estimating true heat loss from twelve months of consumption data
Hi @ian33a you could do your own heat loss calculation ...
By Judith , 7 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@djh ah, I have never seen this before, interesting ide...
By ASHP-BOBBA , 7 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 7 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 9 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 10 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 15 hours ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 17 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
Suggest you have a trial with Havenwise app. I have th...
By Broadsman , 19 hours ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 22 hours ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 22 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
That would be abnormal but I cant see from your charts ...
By JamesPa , 22 hours ago
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RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 1 day ago
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Heat geek have already stated that the pro is in fact c...
By JamesPa , 1 day ago
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RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 1 day ago
