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BridgetJohn
@bridgetjohn
Member
Estimable Member
266 kWhs
Joined: Feb 9, 2022
Last seen: Dec 18, 2022
Profile Activity
Topics: 3 / Replies: 48
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RE: Daikin Altherma 3M in Buckinghamshire

@derek-m Hi, I had hoped that my issues with noise were a setting and that I could therefore rectify them myself. I feel fobbed off by my installer ...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

Whilst I have had no joy on the heating noise to date (and no the installer didn't balance the radiators nor run through any settings, fill in the tab...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@hydros photo of automatic air bleed valve you requested. I don't think I've got a set back going. All I did was set the WD curve as instruct...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@hydros Thanks I did have a problem with a "snoring" noise and this was resolved by the installer by moving that black valve from 0.3 to 0.5 (i.e. c...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

Optional:Back-up heater EKLBUHCB6W (can be rewired to 3V/6V/9W ) i think the backup might be within the outdoor unit as this is an option in a manua...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@derek-m Thank you. The tank on the left has no markings that I can see. It is insulated in a grey jacket bit has one pipe in and one out but no conne...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@derek-m Thank you again for your help. I think you are right that this is a backup heater. There are definitely controls for a backup heater - see...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@derek-m The noise is in the big pipes (and the tank on the wall in the earlier photos). These seem to be pretty big and these are all new. It does g...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@derek-m: Conditions for noise occurring: The target temperature was 34 degrees with 8 degrees outside. I monitored the leaving water temp and th...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@heat-pump-newbie Thank you. As ever, you are correct. The booster value has not changed so its not that causing the flow to rise and fall. Usefu...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

@heat-pump-newbie Random thought, but I wondered if the booster heater might be set wrong and that's what's causing it. Can I compare my data with...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Daikin Altherma 3M in Buckinghamshire

Here you go. I've been checking it. The flow still gets to 30l/min and that's when it gets noisy. I will lag the pipes, though can't lag the towel ...

3 years ago
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Air Source Heat Pumps (ASHPs)
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