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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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Reply
RE: 17kw Grant Aerona heat pump not performing

Looking at the graph, what you refer to as cycling could possibly be defrosting. What is the calculated heat loss for your Home? Do you know if your...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Clarification needed for Ecodan ASHP settings

I would have expected a higher COP than 2.1 if your system is operating at maximum efficiency. Do you have heat loss calculations for your home? Wha...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Massive Electricity Cost

@cathoderay It is not a link, it is an e-mail address. Below is the message that I received. Unless it is an RNI that is glued to the exchanger ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant aerona 3 Weather compensation parameters

What is the model number of your heat pump? Do you have user and installer manuals? What is the size and heat loss of your home? Do you have just radi...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant aerona 3 Weather compensation parameters

Please provide more details about your system.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Massive Electricity Cost

@cathoderay I have just realised that I don't have your e-mail address, so here is the details for your PHE manufacturer Robert Mikołajczewski...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Massive Electricity Cost

@cathoderay From the point of view of 'naming and shaming' you could try e-mailing the various newspapers etc. to see if any would be interested in ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Massive Electricity Cost

Your complaint should actually be against Midea and Freedom, since the data clearly shows that a 14kW labelled heat pump, cannot deliver 14kW of heat ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Clarification needed for Ecodan ASHP settings

I suggest that you recheck your figures and/or repeat the test, since something is definitely wrong. If your heat pump used 32kWh of electricity to ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Massive Electricity Cost

I would suggest that you have a word with Trading Standards, since your present system does not appear to achieve the specified output as per the desi...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Massive Electricity Cost

Which is why you should Insulate, Insulate, Insulate, and then add more insulation.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Massive Electricity Cost

Hi Pumpo, It would appear that your controller needs to be in AI/Auto Operation mode, as shown in the Owners Manual below. LG apparently call we...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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