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Judith
@judith
Member
Prominent Member
Joined: Nov 28, 2023
Last seen: Apr 25, 2026
Topics: 4 / Replies: 515
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

I didn’t hear any problem with that noise it was less than walking on gravel. Have you another example recorded?

1 year ago
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RE: Best way to heat and store hot water with ASHP and Solar - am I being stupid?

@nickmorgan you are not missing anything at all and when you dial in the import and export rates on electricity tariffs then a diverter is even more u...

1 year ago
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RE: New Project! ASHP, Solar PV + Battery, MVHR!

Totally agree. We had our MVHR pipes put in first (6inch like above) and the guy who installed it was great. He took my plans of the house and pipe ...

1 year ago
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RE: Is My Midea Heat Pump Inherently Defective?

@cathoderay I’m really pleased to read you have some sense (not 100% as you want/need) but making progress, thanks to your persistence and @bobtskutte...

1 year ago
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RE: Octopus design temperatures confusion

@andrewj the trick is to get the radiator size roughly right and a bit too big, by design and then turn them permanently down with lock shield valve (...

1 year ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂

@mike-patrick it looks as if your pump is in a local hollow, does the cold air from the pump hang around there or does it dissipate? Have any of the e...

1 year ago
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RE: Not a good January? My heat pump used 840 KWh of electricity

Ours used 993kWh of electricity for heating and DHW in January. As below a7kW Vaillant heating a190m^2 house, (1950s) with supplementary wood burner u...

1 year ago
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RE: Solar Performance

Our 6kW produced the lowest ever day this week 0.3kWh!

1 year ago
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RE: Thread subscription.

I’ve only just noticed the “subscribe to this topic” tick box! Now I’ve seen it I’ll unsubscribe in general since I have to delete a lot of stuff from...

1 year ago
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RE: Just one room not reaching desired temperature

@chandyKris We had to turn one of the bedroom radiators to nearly off to force the water to flow to the lounge two. At first the installer did the bal...

1 year ago
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RE: 4 port buffer tank connections

@editor I must learn how to select an emoji to indicate extreme irony, or probably better still don’t indulge it in writing. You kindly showed the rig...

1 year ago
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RE: 4 port buffer tank connections

I’m assuming that this means that as installer mistakes go this way of piping up a buffer is pretty bad? The correction should be to re-pipe it as a v...

1 year ago
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