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rhh2348
@rhh2348
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Joined: Feb 2, 2024
Last seen: May 9, 2025
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Topics: 9 / Replies: 89
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RE: Ecodan - optimal external installation?

Assume 28mm should be run right up to the unit's water inlet+outlet connectors where possible? Do flexihoses come with 28mm at one end and 22mm at th...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - optimal external installation?

What's the optimal / minimum length and shape of flexihoses (and why, if not for best performance and least vibration)?

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - optimal external installation?

With anti-freeze/glycol and anti-freeze valves, is it one or the other, or do you still recommend adding the valves even if there is glycol in the sys...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - optimal external installation?

Picking out some of the areas of the OP in case it's easier to respond: Working from where the primaries come out of the brickwork, and assuming the...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - optimal external installation?

Correct, however the lowest, 5kW model oddly needs 300mm! @derek-m, would you think a larger distance is practical for performance or noise reasons?

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

That's an understatement - the manual states the three levels as text (e.g. 'Normal / Level1 / Level2') rather than the number of 'bars'/squares the F...

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

Can I just check this is correct - having read the FTC6 installation manual, the three bar settings are described as Normal / Level1 / Level2; does an...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan - optimal external installation?

Yes, I did try that a few weeks ago and it did seem to make a difference, though that might have been placebo effect if I misunderstood the Quiet Leve...

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

To pick up on this (flow rate) comment... I've a Grundfos primary pump which the FTC6 reports as producing 8lpm on constant speed 1, and 12 or 13 (it...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan - optimal external installation?

(I can't seem to edit my original post so commenting here). The post was intended to discuss optimising efficiency, performance, and quietness of al...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Best base for 6kW Ecodan heat pump external unit
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 11
Views: 2183
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RE: Ecodan - optimal external installation?

@iancalderbank, noting the above and your comments in the post I linked to in which you touch on some of the elements in my OP, may I please ask - is ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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