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Tasos
@tasos
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Joined: Nov 25, 2024
Last seen: Mar 20, 2026
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Topics: 0 / Replies: 87
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Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

The refresh time of climate-related curves in heating mode can be changed but not less than 0.5 hrs. This explains the LWT behavior. Further, since ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Midea ASHP – how to set weather compensation

@pash44pump Referring to the problem of rooms with different heating demands, I would use a recently available option which is thermostatic valves wit...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Midea ASHP – how to set weather compensation

@cathoderay OK let's wait and see, it sounds an interesting exercise.

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@benson I believe, noting the data in 16 hourly intervals should be more than enough for the purpose we are discussing (after the system has been work...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@pash44pump My opinion on data collection is the following: Regarding OAT, I would use the pump's sensor, since it is this value that the system use...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

(a) The thermostat will work only if you exceed the desired temperature (in case WC does not work properly), to save you money. (b) if you want inde...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

WC is more stable because it modulates the inverter and thermostat based control has, currently, on-off behavior. It is not the information that is wr...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

Here is the manual: In any case there is no point in continuing this discussion, as it is not going to help our friend. If he can be happy with w...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Midea ASHP – how to set weather compensation

I think we are talking about the same type of Midea heat pumps. I attach the operation manual of mine, which in Section 10.2.5, p. 59, states what I a...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@pash44pump Since you will inevitably have to deal with controlling the pump, here is my advice. Heat pumps produce hot water at a set temperature, ...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

Referring to an early point, night time firing could be caused by legionella precautions, could it not?

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea ASHP – how to set weather compensation

@pash44pump I don't think piping is the problem (though it may increase running cost). Your pump should be able to deliver max outflow temperature of ...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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