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Judith
@judith
Member
Prominent Member
Joined: Nov 28, 2023
Last seen: Oct 10, 2026
Topics: 4 / Replies: 550
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RE: Heat Pump starting current

I’m using different systems to look at similar information but I’m afraid lwt is not one of them. On 3rd Jan we had mostly -ve temp rising to ~0...

2 years ago
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RE: Heat Pump starting current

@cathoderay & @transparent I have attempted to measure start up current spikes but don’t have high speed monitor devices. The monitor on our batte...

2 years ago
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

Another thread about noise on Vaillant when running on max in posts 56 onwards. Several good ideas from the Urban Plumber

2 years ago
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

Googling noise with ashps and found this technical document/p> it identifies several noise related issues

2 years ago
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RE: How to make me regret installing a heat pump

@lucia I’ve started reading the work of Dieter Helms a centrist Oxford economics professor He did a cost of energy review for the government and ha...

2 years ago
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RE: ASHP and how it should run and potential kw consumption?

yes I realised later! It gets eye watering in cold snaps doesn’t it?

2 years ago
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RE: Totally bewildered with my ECO4 heat pump installation

Hi again @jaynieq I hope your daily consumption has gone down to the point where you can see that it will average out the horrible very cold days. ...

2 years ago
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Can I check I’ve understood the arguments here? Large heat pumps are more efficient for some manufacturer’s ranges, I accept that. And if the contro...

2 years ago
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RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy

Ofgem is consulting about their current work programme so perhaps we should tell them to change this system within their work plan. “Shaping a retai...

2 years ago
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RE: ASHP and how it should run and potential kw consumption?

You can help things by putting the DHW on to a timed operation so it’s only topping up before you need it, not continuously, then your system can be u...

2 years ago
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RE: Best temperature wave form for best economy and efficiency .

The exact waveform does matter too much it’s the average that matters. I can’t read the scale too well but both shapes look reasonable. There’s no ne...

2 years ago
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

I suspect it’s not reflective to audio waves and rough surface matting is available too. Patterned door mat perhaps ☺️

2 years ago
Page 27 / 47
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