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Derek M
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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4405
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RE: Ground source heat pump is unaffordable to run

Wide view of the different parts of the system, then close-ups of individual items of equipment, along with screen displays from your controller showi...

2 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: Ground source heat pump is unaffordable to run

I would look for a 3-way diverter valve or two 2-way valves that divert the warm water from the heat pump to the central heating or DHW cylinder. It i...

2 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

You are missing the point Mars. If they don't have numerous organisations, they cannot pass you from one to the other, all doing nothing, until you fi...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson Before you start ripping your system apart, has anyone checked that the 'Y' strainer is clear. I would also suggest that you check the temp...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Secondary pump speed - how much slower should it be?

That is basically what I was saying, the buffer tank thermistor senses the water temperature and starts and stops the secondary water pump to prevent ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Secondary pump speed - how much slower should it be?

No I haven't, but I would expect the thermistor is just a sensor going into a pocket in the side of the buffer tank.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

Try switching the secondary pump off for say 5 minutes and see what happens with the return temperature to the heat pump, and then the flow temperatur...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

Maybe one of the newspapers would be interested in your story.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Avoid the Heat Pump Villain: Why Low-Loss Headers and Buffers Can Sabotage Your Heat Pump's Efficiency

System volume problems are much better solved by installing a volumiser, which is similar to a buffer tank, but without the possibility of mixing and ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

So you are trying to undercut me. Shame on you. 😋

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan help with efficiency setup and design - removing manifold mixers, LLH and pumps

@rich Well done.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

I am sorry to hear of your problems. Your installer should have Professional Indemnity Insurance, it may pay for you to see if you can make a claim....

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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