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SUNandAIR
SUNandAIR
@sunandair
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Noble Member
Joined: Dec 30, 2022
Last seen: Jul 9, 2025
Profile Activity
Topics: 5 / Replies: 495
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RE: Ecodan ASHP - How to optimise my set up?

I had wondered if you have a list of your radiator sizes and how large your underfloor heating area is since a small emitter capacity can cause cyclin...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan ASHP - How to optimise my set up?

Hi @gary I’ve located a copy of it I think it was published last autumn. LATEST ECODAN DATA BOOK VOL6

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan ASHP - How to optimise my set up?

apologies. I have to make a comment on flow rate. Jake’s HP is a 6kw it is not an 8.5 model and it’s flow rate recommendation is around 11 LPM. I also...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Performance in the current cold snap…

Our CoP took a bit of a caning this month so far. Just when we were trying to retrain Auto Adaptive to its new set of parameters. The attached chart s...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Mitsubishi ecodan settings

@hotheat that’s good to hear. So where is your main controller located? Suggestion: Now would be a perfect time to relocate it if it’s in an awkward...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Freeze Stat/Defrost setting….Ecodan in freezing conditions

Surprise on Variable Freeze Stat function. As we know from this thread there are 2 parts to the freeze stat function - 1. To circulate the water so ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

Correction from previous post due to rushing and over exuberant predictive text

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

Hi, your first question the lowering of the room set temperatures was done by simply removing the +3 on the WCcurve. So it’s just operating from the...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

no apology needed Derek. It was more important to me that you at least understood what my post was driving at. And as you noticed the chart did ind...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@jamespa thanks for your rounded comments. It may create more room for further discussion. Hopefully future controls will will be more intelligent. In...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

Thank you @derek-m for your reply. My post dealt directly with the issues of controlling the speed of recovery. So perhaps you might like to read m...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

Is this topic causing so much debate because there has always been a problem with heat pumps operating at varying set temperatures? And has someone in...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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