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Last seen: Sep 19, 2024
Some people are never satisfied. 🙄
What is the size of your home and level of insulation? Do you have any heat loss calculations for your home?
@wintergreen Please find attached detailed information for the Mitsubishi Ecodan range of ASHP's kindly supplied by Kev some time ago. There is also...
I would suggest that you carry out room by room heat loss calculations, since so many other factors will be dependent upon the results.
@sunandair Thanks for the additional information and photo's, which are helping to clarify some misconceptions I made earlier. So it is not as I ass...
@sunandair I would suggest that you check the setting of Tmax S2 or Tmax S3 on the controller.
If possible, I would suggest that you start by improving the level of insulation, since better energy efficiency will reap increased benefits long int...
Please provide more details of your system. How are operating the system, fixed LWT or weather compensation mode? What value is the LWT and RWT?
@transparent If my understanding is correct, a solar thermal system should operate in the following manner. When the temperature of the panels is ...
@transparent As far as I am aware, all ASHP's contain a 4-port reversing valve, since this is required to perform the defrost cycle. According to ...
Please correct me if I am wrong, but I would assume that your system is designed to pump water through the solar thermal panels, until the water tempe...
My first question would be how high do temperatures get in your hot water cylinder, and is this actually a problem? If the solar thermal system is s...
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RE: Electricity price predictions
I understand your viewpoint, @old_scientist, and agree ...
By Majordennisbloodnok , 32 minutes ago
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Further, there was a long discussion of the benefits of...
By Old_Scientist , 34 minutes ago
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I appreciate that EnergyPlus is Valliant's first attemp...
By L8Again , 44 minutes ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
Unfortunately the answer is Yes you will need a new FTC...
By F1p , 15 hours ago
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RE: PV and battery long payback - sense check query
So if it helps I was recently quoted about 8 grand for ...
By EtchedPixels , 16 hours ago
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RE: HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
Signed up!
By bobflux , 24 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
I had a quick look and they are a little vague. They ...
By BlizzardGreen , 2 days ago
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RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 2 days ago
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RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 3 days ago
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RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 3 days ago
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RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 3 days ago


