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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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Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

Here is a challenge for you Derek: One of these graphs is recorded during a flow rate of 19lpm and 2 of the graphs are recorded at a flow rate of 14...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

Thanks that sounds interesting Kev Meanwhile, I’ve changed to WC curve it is set at 31c at today’s outside temperature of 8c. So I’ve added +2 to b...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

hi, I’m pretty sure it’s no coincidence. Earlier in the month I was getting 20 minutes cycling but, like you, I also had the period set to 20 minutes....

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

Operating in AA. We have been getting reasonable ‘on’ time yesterday since we extended the ‘Room Temp. control’ interval. This is the interval period ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

**Correction ** the last paragraph should read: ‘In the knowledge that our radiator capacity at lower temperatures may restrict the HP operation t...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

I think I was part of this discussion too… I did some calcs on our system and the radiator capacity at different flow temperatures. And we think a 3...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

Just taking a moment to thank everyone for their contributions to this topic. The effort in finding or generating information is all appreciated....

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

So Auto Adapt is intended to deal with localised internal temperature changes eg solar gain when curtains are opened, room increase from cooking or in...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

Interesting. Is this running in AA or wC? How do you know the target flow temp is 37? Wondering if- Does thermo diff affect WC or fixed flow temp eg ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

interesting forum comments @fazel. Do you think the forum member comments are factual? Because I spoke to a tech advisor back in April who stated t...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

Hi Kev, Glad you can join in the discussion. We have made some changes to our system so it looks like we can get some better cop outcomes and so far i...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Long Cycling and AA behaviour in one day.

@derek-m thanks for your comments… yes there could be a need to change the WC. I’ve not changed it since we removed the LLH. I’m also conscious that o...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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