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Last seen: Sep 19, 2024
Hi gfkw, If you have read any of the threads on the forum concerning control of ASHP's, you should be aware that heat pumps do not perform particula...
@bridgetjohn Hi Bridget, That looks much better. Thanks Newbie, I had forgotten about the restart, one of the pleasures of growing older. 🙄 ...
@heat-pump-newbie Hi Newbie, Thank you for all your assistance. Can you think of any further settings that Bridget would need to change?
@bridgetjohn Hi Bridget, Ensure that your system is set to operate in WD mode. See page 31 of attached document. You will probably have to conf...
@bridgetjohn Hi Bridget, Check to see if your controller is still set to operate with a fixed water flow temperature rather than WD. I will che...
@bridgetjohn Hi Bridget, One thing that I forgot to mention. I would recommend adding insulation to the pipework on your system, which will not o...
@bridgetjohn Hi Bridget, As Newbie states, your system should now be operating in a more efficient manner. If you can now monitor the operation f...
Sorry Prunus, I should have made it clear, when the various manufacturers were referring to delta T. it was in relation to the water flow and return t...
@heat-pump-newbie Thanks Newbie. 😀
Hi Prunus, I know that Daikin recommend a delta T of 8C for radiators according to their manuals. Other manufacturers specify a 5C or 6C delta T. ...
@bridgetjohn The photo's are excellent and clearly show that the weather dependent curve is set much too high. I suggest that you select the curv...
@heat-pump-newbie From reading the various manuals it would appear that the operation of the controllers is fairly standard, though some settings m...
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@davidb I can’t help you with contacts at Vaillant unfo...
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