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@heacol
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Noble Member
Joined: Aug 6, 2021
Last seen: Aug 4, 2025
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Topics: 3 / Replies: 404
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Reply
RE: Help me optimise my ASHP Pipework

@luke remove the buffer and it will work properly. The schematic is not a Nibe 2040 configuration. There is no need for the buffer. If you have a blen...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Need on advice on whether an air source heat pump will be suitable for my '60s bungalow in Wales

A heat pump is suitable for any property. However, the heating system and control strategy must be designed correctly if it's going to work correctly....

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Some big changes are coming to heat pump installation training

I am working on a heating system controller that will commission it'self, decide what heating system and house the heat pump is attached to, choose a ...

3 years ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Some big changes are coming to heat pump installation training

@kev-m You are correct, and I am 3/4 of the way through developing exactly that. It has already been independently tested by Ulster University and as ...

3 years ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Some big changes are coming to heat pump installation training

@iancalderbank I do not see why not, part of the reason of having the engineering arm is to help people with existing systems that are not working wel...

3 years ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Some big changes are coming to heat pump installation training

Thanks, Mars, To answer the first question, yes, everyone is invited to come and kick the boxes in the training room to see what we do and how we do i...

3 years ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Heat pump delta T too low - 2c

@iancalderbank I am not accusing you for cutting corners, but if you have Honeywell type valves, someone has. The correct valves are very difficult...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: NIBE ASHP not doing so well - help needed

Complain to Nibe, they can be very good depending on the area. If you still have problems, PM me.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump delta T too low - 2c

@william1066 Correct. Mag filters are not designed for high flow, they have between 4 and 6 right angle bends inside, and the friction loss is huge.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump delta T too low - 2c

@iancalderbank I do not use 2 port, I only use full bore 3 port diverting valves. There is no reason, in any installation, to install 2 port valves. I...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea Monobloc 10kW ASHP - serious issues

@mmiuse The Midia unit is a very simple basic unit, but it can perform reasonably well if installed and set up correctly, however it is what it is. If...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump delta T too low - 2c

but this may do the trick: not one of his mentioned brands but available and a good price, another italian make., .

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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