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mjr
@mjr
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Joined: Feb 23, 2022
Last seen: May 7, 2026
Profile Activity
Topics: 2 / Replies: 301
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Reply
RE: How to best configure my Mitsubishi heat pump to work effectively?

I'm currently using weather compensation with a home automation system preventing overheating (acting as a smart thermostat) and making slight adjustm...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: How to best configure my Mitsubishi heat pump to work effectively?

Not according to the paper schematic I have, but the circulation pump is wired into the ecodan control unit. Actually, it's not clear to me whether th...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Measuring your COP

I used the app so I think I cannot see what number it used. They said they'll call back or email and never did. Maybe I will try the number you give w...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: How to best configure my Mitsubishi heat pump to work effectively?

Does anyone know what mode a Grundfos pump in an Ecodan system should be set to anyway? The Ecodan has quite a wide range of acceptable flow rates (9-...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: How to best configure my Mitsubishi heat pump to work effectively?

I admire your faith in the Mitsubishi programmers but the "quite some time" in the current version of Ecodan auto adaptation (since last November's fi...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What's your current daily damage?

123kWh for the ASHP here that week, 100kWh heating and 23 kWh hot water. Not much idea of non-ASHP because I've still not got Octopus talking to emonc...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Yearly maintenance

There is a service history page in the ecodan commissioning document, similar to a car's one, to be completed when the unit is serviced. No, I'...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Measuring your COP

A "market for lemons" as it is sometimes known. It is an utter disgrace how much UK money is being frittered away by incompetent regulation.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Win an Eve Energy smart plug and power metre

Does it speak anything standard like MQTT?

4 years ago
Forum
Your Home
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RE: Measuring your COP

Mitsubishi don't answer me. I've managed to get the system working pretty well with help from this forum and another and may be able to complete the i...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Measuring your COP

A response from our installer? That'd be nice!

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Need help explaining how my ASHP heats home vs. water

Whoa. Ignore everything I wrote, which relates to the recent ecodan controllers. How old is that installation?

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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