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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

Good day all. Questions on heating using fan coils: 1. can one use weather compensation with fan coils ? 2. Do fan coils require higher water ...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

@grantmethestrength OK, thanks, I don't use HA, I have written my own interface in MATLAB, if you know.

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

@grantmethestrength What are "blueprints" please ?

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

@cathoderay what is the setting for room thermostat ? (bottom lines of 1st page of instructions)

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

@cathoderay well exactly because it says so on the screen. Furthermore, the fact that curve 9 is shown as selected does not mean it is in effect. I ag...

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

@cathoderay I am pretty sure your unit is set to operate on "Water temperature control" and not on WCC control.

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

@cathoderay Are you using Midea's wired controller to operate the heat pump or some other method (modbus or whatever). Furthermore, even with a fixe...

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

@cathoderay I tend to agree with Mk4. Why don't you try his suggestions and see what happens.

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

In my controller, this can be done in service menu: Also noted:

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

@cathoderay I think the 45 C is the set LWT if you operate on LWT control, not the LWT calculated from the WCC. Further, IAT set-point, defined at t...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

I confirm system shutting down after exiting the SERVICEMAN MODE but not shutting down when parameters changed through direct modbus communication. ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Testing new controls/monitoring for Midea Clone ASHP

I have not noticed something of that sort but I will check tomorrow to be sure.  

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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