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SUNandAIR
SUNandAIR
@sunandair
Member
Noble Member
Joined: Dec 30, 2022
Last seen: Jul 23, 2025
Profile Activity
Topics: 5 / Replies: 496
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Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

Hi Derek, here was the original correspondence you had with the Mitsubishi engineer back on 22 December 2022. what I can’t see from his reply is a...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

Hi Derek thank you for your reply I’m hoping to clarify the subtle changes and current thoughts on Auto Adapt and how it functions. You had a ver...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Secondary circulation pump settings

Your concern about mixing flow and return temperatures within the LLH is an issue for efficiency. And this is very likely to be more extreme if flow r...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

I missed this thread because at the time I was dealing with far more basic problems with our inefficient installation. Also the headline “Raspberry Pi...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Rethinking the mindset for mass retrofit - a provocative idea

@jamespa Thanks James that helps to understand the context and your aspirations… I’m also enthused to make things better.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Rethinking the mindset for mass retrofit - a provocative idea

Curious- what exactly will this discussion actually produce. Who are “we” who are you. With what authority do we speak? is there a material product...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Rethinking the mindset for mass retrofit - a provocative idea

hi @jamespa The issue of uptake has loomed large lately and I’m sure there’s many and varied reasons. I guess inflation and the economy wouldn’t hav...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Rethinking the mindset for mass retrofit - a provocative idea

Sorry I have to disagree- the HP installation industry needs to be completely re- configured with powerful measures centred on performance penalties. ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi ASHP - Circulating pump noise?

Hi @snuffy , I have an Ecodan - slightly larger than yours- 8.5kw. You have one of the most readily adaptable sized heat pumps for retrofit applicatio...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: National heat pump day April 12th

New retrofit installation mid October 2022. Shocking January data. Finally got new controller and wireless thermostat. Learned a bit, flow rates adjus...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi 8kW - strange energy use readings

Thanks @kev-m that sounds like the best way to keep up to date with performance. 👍🏼

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi 8kW - strange energy use readings

The figures you’ve mentioned seem to correlate with what we’ve found this weekend. We have been running our Ecodan 8.5 in “stand by” while we were awa...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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