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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: 4403
AllTopicsReplies
Reply
RE: Kev-M's ASHP Performance

@kev-m Good morning Kev, I had a closer look at your 091121Graph2 and noticed some interesting things. Looking at the graph I suspect the followin...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14Kw Mitsubishi Ecodan ASHP

Hi RV3, Welcome to the forum. As Batalto suggested, first check if weather compensation is selected on the main controller. How familiar are you w...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 9kW Grant Aerona

Hi Mike, It is not so much to do with the ASHP itself, it is more to do with how it is installed and operated. To use your analogy, you can tune car...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Kev-M's ASHP Performance

Hi Everyone, For those of you considering having an MMSP system installed, here are a few aspects to consider. Temperature measurement, whilst fai...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Kev-M's ASHP Performance

I don't disagree.

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Kev-M's ASHP Performance

@kev-m I suppose what we need now is a day with a large temperature swing, say 10C or more. That will then allow the various members who have embra...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Kev-M's ASHP Performance

@markc You are perfectly correct that it is very difficult to make comparisons of one day to the next, since no two days are exactly the same. At...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Kev-M's ASHP Performance

Hi Batalto, What I suspect, though observation may prove me wrong, is that once the refrigerant gas is up to pressure and temperature within the con...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14Kw Mitsubishi Ecodan ASHP

@markc Well done Mark for discovering that fact, though it would have been useful if Mitsubishi had mentioned it in the manual, or did I miss readi...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP in Hampshire

@batalto The thermostat is set at 21.5 degrees and the house is being held at 21 and has been for over 24 hours. Good morning Batalto, Very use...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Kev-M's ASHP Performance

@kev-m For those interested, here is a closer look at the energy used. Each cycle is remarkably consistent, with an initial peak and a smaller pla...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP in Hampshire

Batalto, It may be useful if you read the article posted by Jeff a short while ago, which discusses the pro and cons of weather compensation, indoor...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
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