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@heat-pump-newbie
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Joined: Dec 11, 2021
Last seen: Jun 6, 2025
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Topics: 11 / Replies: 157
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RE: Daikin Altherma 3M in Buckinghamshire

Morning @Bridgetjohn That looks much more like it should do. My radiator water temp is 35 and it's also 8 deg outside. Has the noise stopped !? I imag...

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

Thanks @bridgetjohn It's very interesting to see another of these WD curve screens. Mine has -3 in the top corner where yours has a 0, but that's anot...

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

Sure. I'd like to see what the curve looks like before I describe changing the numbers... Ready when you are Bridget !

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

@derek-m actually this description from Daikin says it's heating only ! Not sure the commissioning procedure was followed very well !

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

Maybe then @bridgetjohn keep scrolling on the Setpoint Mode screen and select Weather Dependant if that is an option..

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

maybe its shouldn't be set up with that option ?

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

As the name suggests I am new to this but here goes: Go to Main > Setpoint mode > and left dial to highlight in blue 'WD heating fixed cooling...

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

Thanks @bridgetjohn. So from those pics I'm fairly certain you've got a non-Daikin thermostat which is controlling the operation. You have a fixed lea...

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

Hi @bridgetjohn - Also could you post a photo of the Home screen (with the house pic). Turn left dial to the Main submenu, click left gives a circle...

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

Hi @derek-m and @bridgetjohn Now I realise your controller is a separate unit, the black box on the wall - mine is a split system whereas yours is a m...

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

Ah - @derek-m will be able to sort you out ! Is that number on the outdoor unit ? and is there a similar number on the indoor unit. It looks like ther...

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

@bridgetjohn what is the model number of your heat pump ? Was it heating the hot water when you took those 3 photos ?

3 years ago
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Air Source Heat Pumps (ASHPs)
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