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MK4
MK4
@mk4
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Trusted Member
Joined: Jan 27, 2026
Last seen: Jun 1, 2026
Profile Activity
Topics: 0 / Replies: 72
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Reply
RE: Midea ASHP – how to set weather compensation

@cathoderay Regarding the mobile app, by hovering a finger over the screen I can see detailed data albeit with a sampling rate of 5mins. And given ...

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

@cathoderay I am impressed that you recorded and maintained this data! Regarding the Bosch manual, I think we can always rely on Germans to be 100% ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Solar Power Output – Let’s Compare Generation Figures

2025 yield was 9MWh, 7x565Wp facing SE + 7x565Wp facing NW (almost 8kwp installed power). Sun disappearing rather too soon behind a hill in our locati...

4 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Air source heat pump roll call – what heat pump brand and model do you have?

Forum Handle: MK4 Manufacturer: Midea Model: M Thermal Arctic HT Series 16Kw using R290 MCH-V16WD2RN7 Type: ASHP Arrangement: Mono Area of C...

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

@cathoderay Based on your data graphs I am also of the opinion that you run wc and the only plausible explanations I can think of are a) either you...

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

@cathoderay If you feel like experimenting, please set Room Temp to YES and Water Temp to NO in your wired controller, just to see if you will be p...

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

@cathoderay The only explanation that crosses my mind is that your autoadapt script bypasses the wired controller. And this may explain one of you...

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

@cathoderay Friend, I think your set up is a fixed LWT. This is what I understand by reading the 2nd manual page you posted. According to the same ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on potential HW Cylinder size

@jamespa The installer has simply dismissed the idea as non-standard. The volume issue was practically raised by me but he refuses to leave his com...

5 months ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: Midea ASHP – how to set weather compensation

@cathoderay It seems end user functionality has increased over time. BTW they have not changed the relevant icon, it still looks like a petrol pump… ...

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

We do have the app set up, let’s see what data it gathers (seems to be a day behind though…). And yes, you guessed correctly the Lizzie curve! I am ...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on potential HW Cylinder size

We just replaced our oil boiler with an ASHP. We use solar panels (not PVs) with a rooftop 160lt solar cylinder for DWH and as backup (for the clou...

5 months ago
Forum
Domestic Hot Water & Cylinders
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