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Ajbevster
@ajbevster
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Joined: Jan 18, 2025
Last seen: Nov 23, 2025
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Topics: 1 / Replies: 32
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Any advice on best times to set dhw schedule? Definitely will do this. No idea what this means. The ideal doesn't seem to be able to target ...

10 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

@uk_pete_2000 I cannot tell you how invaluable everyone's feedback is. It's currently cycling around 1-2 per hour so down to about 40 a day. I b...

10 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

Very interesting.....yes the thermistor was not pushed in fully and bent over so not quite picking up temp properly but only minor issue. Most inte...

10 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

@uk_pete_2000 any thoughts on the ideal halo air controller?

10 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

Yes it appears that way, ot was also a lot further out and have pushed in since speaking to ideal. Not sure, will be taking tape off today on video...

10 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

I thought that if there's no dt then there's no heat transfer going on?

10 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

@jamespa how else can I increase my delta t? When I reduce flow rate (condenser pump speed) the delta t increases to around 5c.

10 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

Is this on the ch pump? I've got a wilo pump and changing this pump speed from 3 to 1 doesn't change flow rate I don't believe...probably wrong though...

10 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

Test 1

10 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

Yes it's a unvented cylinder and does the central heating and dhw. Apologies, the sensors are on the flow pipe coming in and return leaving the h...

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

@uk_pete_2000 yes it's a gledhill 300L + 72L internal buffer tank. Sadly can't access in out ports but flow and returns are normally 37-35 /46-43 etc...

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

This is a really fascinating discussion, it's great to see so many are navigating through this journey and noone seems to have a perfect solution just...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
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