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Joined: Jan 20, 2022
Last seen: May 8, 2026
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Topics: 16 / Replies: 3164
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RE: The good, the bad and the not that great – my heat pump installation

There was an earlier post here where @dwynwen referred to high pressure in hot pipe and low pressure in the cold supply. I have FOUR different c...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The good, the bad and the not that great – my heat pump installation

This graphic is mainly for @jamespa and I to chew over,and particularly the pipe I've annotated in light purple. The only question for @dwynwen is...

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

This has been a very useful/informative case @uk_pete_2000 For the benefit of others who will read this in future, the original overview of the hous...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

Apologies for not addressing this earlier The Red knob is an over-temperature/pressure relief valve. In the event of a fault, it will allow the ...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The good, the bad and the not that great – my heat pump installation

I suspect it's a "Cold Fill" only machine.

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The good, the bad and the not that great – my heat pump installation

Aagh! Sorry James.I clicked the wrong Edit button! Read here Yes, the knob has an adjustment for pressure...... but it's also a filter (unless...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The good, the bad and the not that great – my heat pump installation

I wonder what the pressure reducer is required for,and why one with an in-line filter is on the radiator circuit.

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The good, the bad and the not that great – my heat pump installation

Yes, I'm busy, but I hope this helps.

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

Ah... that's interesting. As it's a new build, is it by one of the major national housing developers who offer a NHBC warranty? If so, then they h...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Adding data centre electricity costs to domestic energy bills?

I'm pleased to see that the Guardian is getting involved with this. The Chancellor announced yet another Data Centre in Oxfordshire last week...... ...

1 year ago
Forum
Electricity, Tariffs, Monitoring, Electrics & Providers
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RE: Baxi Air Source Heat Pump tips and tricks please

[aside] I'm impressed how much @cathyem1 is picking up from this discussion and diagnosing what's going on. 🤗 This is just the sort of back...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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