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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: Getting the best out of a heat pump - is Homely a possible answer?

@hughf As it stands, I’m going to have to figure out my WC curves/flow temperatures by trial and error. It is not that difficult, I have supplied...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I did consider installing an outdoor sensor and incorporating weather compensation, but decided it was not worth the effort. Don't get me wrong, wea...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@cathoderay The 'make it slightly warmer' or 'make it slightly cooler' facility that you request is already available on most controllers when opera...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

I suspect that the system would still work, but probably not as efficiently as if the pipes are installed further down. As Transparent pointed out, it...

3 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

It is not a GSHP, so there is very little chance of the pipework freezing underground. It is actually a heat exchanger to heat or cool the intake air ...

3 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: My ASHP is running out of hot water

Hi Katie, As you have not yet resolved your problem, I suggest that we go through your system in a logical and systematic manner. I have attached a ...

3 years ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: Is my Ecodan well installed and setup?

If your system is full UFH, why would you have a design flow temperature of 50C? When you state that the 'flow temps on curve', do you mean weather ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I am sorry to read that you have switched off your heat pump, I hope that you have adequate anti-freeze in your system. From your comments I must pres...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Convector options for a small kitchen

You may find something suitable on this website.

3 years ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Say hello and introduce yourself

According to the manual the 'brine' (Water and Anti-freeze mixture) pipework should be installed 1.2 to 1.6 metres below ground, because the temperatu...

3 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I very much doubt that this is showing heat demand, since it is allegedly going from 100% to 0% over a period of a few hours.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Cascade system conflicting views

I have not looked in detail at a cascade system, since the necessity has only just arisen. I have attached a copy of the very comprehensive manual tha...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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