Last seen: Dec 18, 2025
@editor I see. I knew there would be sound reasons. My ASHP is barely big enough, and I've seen aveage room temperatures drop a couple of degrees over...
Thanks @Mars. A 'boiler' you say, this is blasphemy!
Hi @editor, has the valve failed or the motorised actuator?
Hi @crimson, I think field 2 is compressor discharge temperature, field 0 is return water temp, 9 is leaving water temp. Check the Grant installation ...
Yes, this! Thermal mass is key. Ancient civilisations knew a thing or two about using solar reflecting lighter buildings, natural ventilation for cool...
@pie_eater I don't know the Daikin Madoka product, but having had a quick look on-line, it seems it's a simple binary [digital on/off] thermostat comp...
Great to know you've made good progress @martyj76, and ruled the pump out. The two port valve could well be faulty, it might be a fault with the valve...
@pie_eater different manufacturers have differing accuracies of COP data, some are just considering the refrigeration compressor, some are total unit ...
Beware the OEM COP 'vanity data' - most if not all heat pump controllers give very flattering [for flattering read exaggerated] COP data. True measure...
With the ASHP installed in a neighbouring street it's going to struggle with heat loss & hydraulic resistance. Clearly no-one had done any proper ...
Hi there @bajj, you've cracked it I think with setting parameter 21 41 to 2degC. UFH will have a very slow hysteresis response as the mass of the floo...
This is strange @martyj76, if the unit was installed by a Grant G1 installer, and has been annually serviced by a Grant G1 service engineer, it will b...
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RE: Setback savings - fact or fiction?
I could, but I think we can do better, by plotting hour...
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RE: Midea ASHP – how to set weather compensation
Just one more thought. If you have convenient space fo...
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RE: Advice on internal circulation pump noise
Extend the primary branch and make sure you have more t...
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RE: External pipework insulation
Oh Dear! that's appalling pipe work, should've been in ...
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RE: Jokes and fun posts about heat pumps and renewables
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RE: Controlling Daikin Altherma via P1P2 and Home Assistant
On the contrary, @toodles, that’s a lot of help. I’d ne...
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@kevh with the Cosy 6 I know it definitely goes to arou...
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Parsnip, Bacon & Coconut Milk Soup
First let me say, I am only a cook because I am human a...
By Toodles , 2 days ago
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RE: Electricity price predictions
Ben Watts posted on LinkedIn that he had updated this w...
By Judith , 2 days ago
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RE: The good, the bad and the not that great – my heat pump installation
Small update, Emailed and Spoke to Midea UK and they ...
By Burtis , 2 days ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
@bash Octopus does charge for the admin. The process al...
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RE: New Fogstar 15.5kWh upright solution
Issues still under investigation by Solis... Fogstar ...
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RE: Who's your electricity provider and what's your tariff?
I agree, the consumer is not being properly represented...
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RE: Heat Pump Heats the House… But It’s Not Cosy. Emitter Changes or System Tweak?
@toodles interesting suggestion, thanks. I will try to...
By GrahamF , 3 days ago
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RE: Mitsubishi Ecodan Auto Adaption trial to stop cycling.
The interval you talk of, i think, will be 60min for an...
By F1p , 3 days ago
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Agree with @majordennisbloodnok on the setbacks. We hav...
By ChandyKris , 3 days ago
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RE: Speedcomfort radiator fans
@deltona the way the links were added broke the page. A...
By Mars , 3 days ago
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RE: Refrigerant R32, is it now banned in the EU from 1st Jan 2027 for monobloc ASHPs?
This has been delayed from what I believe to be this ye...
By dgclimatecontrol , 4 days ago

