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@heacol
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Noble Member
Joined: Aug 6, 2021
Last seen: Jul 10, 2025
Topics: 3 / Replies: 402
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RE: Air source heat pump performance

@morgan That is correct, it is shifitng the compensation curve up and duwn. Use it as a level. One level up will raise the curve and therefor the flow...

4 years ago
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RE: Air source heat pump performance

@morgan Yes, + = temperature /compensation curve up = woamer house and vice versa. You only have to adjust the curve once.

4 years ago
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RE: Air source heat pump performance

@morgan I would bring the 50 down to 45 and the 30 down to 25. To shift that curve, all you do is push the up and down on this screen, you do not ha...

4 years ago
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RE: Air source heat pump performance

@kev-m Sorry My mistake re The COP, I missred the graph. πŸ˜– That sounds great, I think you will find a huge diffreance. @morgan, 25 - 45 is 2...

4 years ago
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RE: Air source heat pump performance

No, it is still like driving a car in to a 100 mile an hour head wind. This is what they look like inside and this is how they work, the water ...

4 years ago
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RE: Air source heat pump performance

@kev-m Thanks Kev, I will try to be gentle!! πŸ˜€ You have just given me all the evidence I need to prove that you are running your system incorrectly....

4 years ago
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RE: Air source heat pump performance

@markc You only need 1 valve to divert the water from heating to hot water. I have left the one in your anex as you may not use it all the time and wi...

4 years ago
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RE: ASHP in Hampshire

@batalto Nice indication of the implacations of flow temperature, try to drop your curve even further and disable all you other levels of control by t...

4 years ago
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RE: Air source heat pump performance

@markc do not expect to improve your COP very much, if you do not do anything. By the way, you only need 1 valve and about 3 hours of a good plumbers ...

4 years ago
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RE: Air source heat pump performance

@markc So changing the synchron valves for diverter valves makes the change that the hot water flow is no longer stopped, but allowed to keep flowin...

4 years ago
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RE: Air source heat pump performance

@markc Your system is very cloce to what it should be. Here are the alteratins that need to be done, chiange your control to full weather compensation...

4 years ago
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RE: Air source heat pump performance

@editor Looks an interesting system. From to pictures it appears that you have 3 pumps running in addition to your pumps in the heat pump and boiler. ...

4 years ago
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