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Joined: Jan 20, 2022
Last seen: Jul 10, 2025
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Topics: 16 / Replies: 2410
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RE: Connecting Home Assistant to a Midea Heat Pump

Oh great - more hardware questions. 😀 FTP is well beyond the cable spec you're after. But it'll do ok.Let's remember that RS485 gets deployed in re...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issues – 11kW Daikin Altherma 3

I do have whole-house MVHR.I'm going to avoid commenting on that whilst we discuss the heating system. Let's remember @newhouse87 that although we a...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issues – 11kW Daikin Altherma 3

That's why @derek-m suggested that you're "running it like a gas boiler". 😉 You don't control a heat-pump with periods of being "on" or "off" using...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issues – 11kW Daikin Altherma 3

Returning to your earlier photo; do these UFH pipes all go directly into the concrete floor? ... or are most of them running through pipe insulati...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issues – 11kW Daikin Altherma 3

@newhouse87 As I don't yet have a heat-pump, I'm unable to comment on the sound. But I could comment on the inappropriate approach to wiring the act...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting Home Assistant to a Midea Heat Pump

It's usually the case that the USB adaptor end 'offers' the 120R impedance by default. You therefore need to place that matching resistor at the oth...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting Home Assistant to a Midea Heat Pump

You'll only need one 120R resistor @cathoderay - at the far end of the RS485 line. 🤔 I've been assembling a range of Modbus devices over the past ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issues – 11kW Daikin Altherma 3

@newhouse87 - clarifications..... ... take care when reading the questions here because we don't want to make incorrect assumptions. 1:@derek-...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

@alan-m - if you like the sound of what @cathoderay is saying, you might want to get an energy meter installed to monitor the electricity supply to th...

2 years ago
Forum
Introductions, Forum Rules & Updates
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RE: Numerous issue

It is unfortunately the case that the sort of issues we're discussing here are all too common @newhouse87 Within in the general population there's t...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issue

Yup!That room jolly well should be 'quite warm' with zero insulation on the pipes 😲 For a heat-pump, the temperature differentials are very much sm...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Numerous issue

The Technical Guidance documents of the Building Regulations for Ireland aren't much different to the Approved Documents, as they're called in UK.What...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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