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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Nov 4, 2026
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Topics: 19 / Replies: 3090
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RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

@painter26 — that all makes sense. Space heating (the sun symbol in the middle panel) shows as off, and the leaving and returning water temperatures a...

6 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

25 degrees does feel cool/cold, remember blood temp is ~37 degrees. I think you may find your compressor is doing very long cycling to keep the output...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

Yes, because it is on, in the full sense, but the flow temp is very low (25°C). Do you have an IR thermometer? If you do, I think you will find the ra...

6 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

I'm still not sure you have fully grasped how WCC works. In a standard setup, no fancy room stats, when you want the heating to be on, you set the roo...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

The room stat and the weather comp curve (WCC) are two separate things, though they can both affect what the system does. The use of the room stat as ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Midea R32 Monobloc MHC-V12W in 1989 Detached House: Noise from Pipes/Airing Cupboard, DHW Schedule Not Always Heating – Advice Needed?

Assuming you have a room thermostat, the easiest way to turn the space heating on and off without affecting the DHW heating is to set the room stat to...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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