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SUNandAIR
SUNandAIR
@sunandair
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Noble Member
Joined: Dec 30, 2022
Last seen: Jul 23, 2025
Profile Activity
Topics: 5 / Replies: 496
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RE: Ecodan 6kW - is it "cycling", or normal operation?

Hi @clockworks perhaps a bit more background would help; what model HP is it the new R290 or the PUZ-WM60? (They have different minimum outputs) ...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Creative trials on Night-time Setbacks to @ faster recovery, improved comfort and even greater energy reductions.

That’s great to here…. im curious, If you’re putting a 2c drop on the flow temp what’s your room temperature drop at the end of the setback? (Of cou...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Creative trials on Night-time Setbacks to @ faster recovery, improved comfort and even greater energy reductions.

yes I’m already using weather compensation on our Mitsubishi but, as stated above, there isn’t a scheduled LWT setback option available. The trial I h...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Creative trials on Night-time Setbacks to @ faster recovery, improved comfort and even greater energy reductions.

Update: it looks like Daikin do exactly what I’m looking for in this post. I’ve just seen this video done by Heat Geek… over 2 years ago. It’s at 8m...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Creative trials on Night-time Setbacks to @ faster recovery, improved comfort and even greater energy reductions.

Hi @jamespa There are other modes as you have queried within the Ecodan scope of operation. You may be aware of the Auto Adaptive setup. This does...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Creative trials on Night-time Setbacks to @ faster recovery, improved comfort and even greater energy reductions.

Picking up this thread from last year Following discussion on what is missing in the controls of heat pumps I've done a trial on a different kind o...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: The Definitive Guide to Weather Compensation and Curves for Air Source Heat Pumps

@judith thanks…. Every day a school day. tomorrows lesson - filters and strainers- how many microns? 😂😂😂

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: The Definitive Guide to Weather Compensation and Curves for Air Source Heat Pumps

Ecodan 8.5 in old farmhouse. 180sq Mtrs. This cold spell has really given us all a chance to see how our heat pumps respond. We have had our first c...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: R290 install location and future of R32

@toodles thanks for that toodles. I was hoping you might have known something about this Daikin . It did appear to have a hydrobox fitted as soon as i...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: R290 install location and future of R32

There is one exception to the ‘gas outside the house presumption. Probably many others may exist in one form or another. I believe Daikin manufactur...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

@raiph yes…. And with higher flow rates comes potential for background noise. But I must admit I don’t know much about pressure loss. 👍 Is t...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Hi @stuartornum “ When it's -3c and you have a 300L cylinder, it'll take at least 2.5 hours to heat the tank to ~55c. That's 2.5 hours your house...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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