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Last seen: Oct 20, 2026
Ok that's clearer. It's a pity about the manifold pumps, they effectively stop the ashp having the control it needs to make sure everything works pr...
Thanks, thats helpful. There seems to be a circular path around the upper volumiser, is this correct (it could be, perhaps the upper heat pump is the...
Only to the extent that the heat has been produced at a lower COP than your space heating. But as you are probably talking 1-2kWh max per day, who ca...
I hope and think so. this stuff is quite complex to describe!
This is indeed ambiguous!. One would expect, since this is in a section called 'room influence' that it means ambient in, but it is unclear. the ba...
Honestly, my first call would be to disable them. As I say above the main point of the volumisers is simply to add water volume (ie its a tank). The...
In fairness sometimes it's the only viable location. So long as gge pipes and tank are well insulated it may be the best that an be done. My cylin...
Sorry I misunderstood 55 to be the dhw temp not the flow temp for dhw. That being the case I wouldn't change it. It sounds like everything is basic...
Is there a setting allowing you to increase the differential between flow temperature and target dhw temperature. Then it would heat up quickly to a...
Thanks. I know a fair bit about heat pumps but not grant specifically, and I certainly dont know about their master slave setup. However i suspect t...
You clearly have 'got' it. You dont really need me! The only thing Im not sure about is this "then reduce the temp set point on the ASHP down fro...
I apologies for my reaction. I was initially shocked that anyone would do this and then shocked that anyone makes it into a product. I still am TBH...
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Latest Posts
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@editor sorry should have been clearer - the whole hous...
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@editor Manually setting the charging times and rates o...
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RE: How much of your renewable and home setup would still work if the internet went down?
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RE: Renewables & Heat Pumps in the News
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
@editor FWIW my problem was resolved, eventually, after...
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My heating has been off and DHW on throughout the summe...
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RE: Anyone concerned about GivEnergy?
The GivE forum seemed to have survived the collapse of ...
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RE: How quickly would you want/expect heat recovery to take from setback?
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RE: Cooling/heating with one unit
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First you need to know how much thermal energy you'll n...
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RE: Heat Geek installations: share your experiences
one thing i learnt from reading people’s comments and e...
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