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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: 4403
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RE: Combustion Source Heat Pump?

At the moment we have a gas and heat pump arrangement, but it is an Air to Air heat pump, that we run when there is enough solar PV. We ran the heat p...

3 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: The death of the ASHP?

Whilst the cost of electricity has gone up by a factor of 3, the price of mains gas is now 5 times higher. I think that oil is one of the cheapest opt...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Combustion Source Heat Pump?

Did they state how this 'boiler' is powered?

3 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

I am not certain if the fact that there is a value set, that this means that one or more booster heaters are actually installed. As far as I am aware ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

You are indeed correct, there would appear to be an abundance of 'cooks' on the forum today, so I will put my frying pan back in the cupboard for now.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

It is difficult to say without knowing exactly what equipment is installed and how it is being used. Probably starting at a setting of 2 and then chec...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

Hi Dave, Can you provide close up photo's of the pumps so that they can be identified. Also the pump without any obvious manual control, how many ca...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

Don't forget to obtain the readings from screen 2 of the display.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 12kW Samsung ASHP with Hive thermostat – help needed please

I know. But you mentioned that your system was running the water pump on occasion, so I thought that I would point out that it would appear that it c...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

I think that you should find that having an upper limit of +2 or +5 will make no difference to the amount of electrical energy being used by the heat ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

The way that I interpret the +5 to -9 thermo diff setting, is that it could possibly become active in milder weather conditions. The calculated LWT ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

You will probably need to change the speed of the water pump external to your heat pump to change the flow rate.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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