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Last seen: Sep 19, 2026
What, if anything, are you finding difficult. What are the weather comp settings?
This is correct. Inverter limits protect grid and internal wiring. Depends on your tarrif. For me it makes sense to heat dhw at night at 6.7p/kWh...
Looking at those photos I agree with @ashp-bobba. To put it another way it looks like its targeting a DHW temp of 40 not 50, which means that it wil...
There are DHW tanks with a built in heat pump that take their intake from the house, the outside world or the loft. Sometimes these are described as ...
By manual I meant constant/DHW priority, ie it should reheat once the temperature drops below (target - hysterisis). Are you certain (a) the unit has...
If it heats reliably when triggered from melcloud it points more to a control misconfiguration than to anything physical. Holiday mode, selecting m...
If the thermostat is connected to the call for heat terminal on the vaillant or myson then I suspect it's also a call for cool (IE an 'enable'). If y...
Good luck. Missing rads definitely was a problem for me. The fancoil was supposedly on 3 month delivery (but actually turned up 4 days later!) and t...
Yeah, mine did exactly the same - no error codes. The turn on/off again suggestion was (sensibly) made by my installer before he turned up - might as...
Same here as above. Where have you seen this terminology?
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Degrees of Separation
Latest Posts
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RE: Next steps on my ASHP journey: Radiators and Pipework
You've spent ages deliberating over flow rates being po...
By Singlespeed , 14 minutes ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 11 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I wouldn't be too concerned about the design ...
By Rob of York , 11 hours ago
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RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 12 hours ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 14 hours ago
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RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 14 hours ago
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RE: Why are ASHP installs so expensive?
Posted by: @batpred There´s another aspect that coul...
By Rob of York , 19 hours ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 1 day ago
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RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 1 day ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 1 day ago
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My feed of random industrial auctions turned up this au...
By Prunus , 1 day ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 3 days ago
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We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 4 days ago
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