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SUNandAIR
SUNandAIR
@sunandair
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Noble Member
Joined: Dec 30, 2022
Last seen: Oct 22, 2025
Profile Activity
Topics: 5 / Replies: 499
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RE: Ecodan ASHP - How to optimise my set up?

@jaket we have decided a bit of cycling (but not too much) when it’s 10 or 12c is better at achieving a high CoP and minimise KWh consumption. The q...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump efficiency v Outside Air Temperature

thanks for your response. It’s not easy to compare like for like installations since anything can be different between personal choices and preferred ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump efficiency v Outside Air Temperature

Very interesting. @mike-patrick Interested in how big your house is since output is bigger than us in our 180 sq mtr house. Also do you have low los...

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

Hi @jake. I’ve started getting a bit of cycling since we have had 12c OAT. we get about 2 or 3 cycles an hour. Auto adapt does help a little by reduci...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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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...

2 years 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

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
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...

2 years 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...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
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
Forum
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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