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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Topics: 7 / Replies: 4405
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

Hi, I can't remember if you said yours is a newly installed system that has never performed correctly? I have been working for while with a lady e...

4 years ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@webcmg Hi, It would appear that your buffer tank has 2 input pipes and 4 output pipes, which is now making more sense. So what temperatures are ...

4 years ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@webcmg I think that you will find that the last photo shows the flow regulation valves for the different sections of UFH, which are indicating lit...

4 years ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@webcmg Without seeing details of what the devices are I can only speculate, though I doubt they are indicating a flow of 2.5 to 3 litres per minut...

4 years ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

Hi, How are you measuring the flow rate and where is this being done? 3 litres per minute would seem rather low to me, I do believe the normal flow ...

4 years ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

Hi, Check to see if you have a booster heater (immersion) or backup heater that may be operating.

4 years ago
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RE: Heat recovery systems

Hi @majordennisbloodnok There are now available MVHR units that also incorporate an ASHP, but I have not delved into their capabilities too deeply.

4 years ago
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RE: Ecodans and Nest thermostats - can it work?

Hi, The FTC controller has an inbuilt temperature sensor, which can be used to provide auto adaptation control, provided that the FTC controller is ...

4 years ago
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RE: Ecodans and Nest thermostats - can it work?

Hi, Provided that the air temperature within your utility room is being affected in a similar way to the other rooms in your home, then you could po...

4 years ago
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