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Derek M
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Derek M
@derek-m
Member
Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4405
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Reply
RE: Forum updates, announcements & issues

I fail to see any reason why it would be deemed necessary for me to be notified once more concerning a post that I have already seen and read and may ...

2 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Forum updates, announcements & issues

@editor I am also only receiving e-mail notifications that only contain the following. Hi Derek M A new reply has been posted on RE: Forum updat...

2 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Air source heat pump roll call

I thought that it would be Manuel?

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

Ian, If you read back within the thread you will discover that the problem was the LLH had been installed with the flows reversed. This has now been...

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

@crimson Correctly adjusting WC is a marathon not a sprint, also try to limit adjustments to small steps rather than large ones. It is also a matt...

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

The quantity of thermal energy being transferred from the heat pump to the heat emitters is dependent upon the flowrate and the DT. If you were to inc...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Warmflow ASHP costing a fortune to run and ignored by installer

That is assuming that your 'installer' actually installed the Y strainer. Please let me know when you are ready to proceed, though the testing may tak...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Warmflow ASHP costing a fortune to run and ignored by installer

Please let me know when you are ready to start and confirm that you have a copy of the operating manual.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Warmflow ASHP costing a fortune to run and ignored by installer

@myanthony We can try to resolve your problems tomorrow if you wish.

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

I have just remembered that with Ecodan's the water pump is external to the heat pump, and the water pump speed may not actually be controlled by the ...

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

I agree with James. I think that I am correct in saying that the water pump speed on the Ecodan can be varied from 1 to 5, so probably start with the ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Warmflow ASHP costing a fortune to run and ignored by installer

This is one of the problems, you are arriving at conclusions without establishing the full facts.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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