Last seen: Jan 1, 2026
@benson very well done for implementing this with such a simple UI. FWIW its functionally similar to what Vaillant heat pumps do if you chan...
That's really helpful. Yor last sentence confirms it's not to do with the ashp as such. When your ashp was installed you were also upgraded from an...
All understood. Obviously its a bit house dependent but many people do find that pure weather compensation is the way to go both for comfor...
From OPs description I had the impression (quite possibly wrongly) that the water hammer is associated with the domestic hot/cold water not the heatin...
@davidalgarve Fwiw my house is more stable with pure WC than it is with any room influence , with the exception of the extreme ends of the season wh...
I agree with@jancood and incidentally it is unlikely to be anything to do with the ashp so unlikely an ashp specialist can help any more than any othe...
Noted. Its a pity you didnt capture the flow rate and return temp when it was in fixed FT mode, but you could capture it now or just go for the 95% c...
OK well so far as I can see there are now only three possibilities 1. The heat pump is unable to get up to the set temperature because of a...
Thats getting pretty convincing. Remember also to check that Night Mode isn't in operation.
@andy1618 see the very sage advice from @editor above. I took would bypass the installer initially and/or check the installation manual.
@adamk FWIW I managed unintentionally to 'coax' mine into making more noise than usual . The noise sounds rather like what you are experiencing and a...
Ok please post back once experiment complete. Give it a couple of hours to be sure. Ok looks like you have an llh which makes fault diagnosis mo...
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I agree, and I think there are two things in play here....
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RE: Water Hammer After Heat Pump Install
That's really helpful. Yor last sentence confirms it'...
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RE: Ecodan unable to hit legionella target temp - what's the consensus?
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RE: Help me keep the faith with my air source heat pump installation
@adamk FWIW I managed unintentionally to 'coax' mine in...
By JamesPa , 4 days ago
