Last seen: Mar 17, 2025
@derek-m I've turned the whole system off now as that pump starting to make strange noises and I was getting quite freaked out. This does however mean...
Hi Derek, It's a Vaillant Arotherm plus. The ciculation pump is a Wilo. The UFH is off, and so are the rads, so I don't get why it's even running, t...
@mikefitz Hi, and these systems shouldn't need to even use the immersion at this time of year I think? It's a good idea to do comparisons, that's what...
I had the electrician back out today to look at the immersion, as I had reported it coming on alongside the heat pump during regular heating of the ho...
Oh no @editor Am I right in thinking you have the Arotherm plus also? I'm using a portable radiator and boiling kettles again at mo until this immersi...
Hi @KevM It was installed by an accredited installer but I don't understand why they sized this pump at 5kW when my old Dimplex was 12kW. It is a hig...
There are quite large areas of floor that feel cold underfoot so I do suspect a problem. The system has replaced an old Dimplex ASHP and I don't remem...
Thanks @editor and @derek-m I have the uniSTOR 200lt tank and I think the pump is a Wilo Circulation pump? The noise is quite difficult to describe,...
Hi all, I've recently had a 5kW Vaillant Aerotherm plus installed (3 bed new build) which runs DHW and UFH/rads. The hot water side appears to work ...
Latest Posts
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Unfortunately this is the ONE day this month I...
By Crimson , 2 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@agentgeorge this is a pic of the bleed valve that’s sn...
By AdamK , 2 hours ago
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I’ll defer to @pirate-rich and @nigel-d and @ian-e on t...
By Mars , 2 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@nickhorne Unfortunately not. We take the "normal" IOG ...
By HCas , 2 hours ago
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RE: Mixture of copper and plastic CH pipework. Will it be ok, or need changing?
In principle yes. Some heat pumps (I think including D...
By JamesPa , 3 hours ago
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RE: New Fogstar 15.5kWh upright solution
For the common benefit, a quick update on this. Fogs...
By Batpred , 3 hours ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
Some of the circuits in my home are not protected by RC...
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RE: Who's your electricity provider and what's your tariff?
@editor I had to deal with E.ON Next while proces...
By TechnoGeek , 5 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Aqara sells some inexpensive hubs (usb dongle size) tha...
By Batpred , 6 hours ago
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RE: Extend the colder range of the weather compensation curve?
@thebinman In answer to this and personal...
By TechnoGeek , 6 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
And here is what the Homely plots say for the last few ...
By Toodles , 7 hours ago
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RE: Faulty Clivet heat pump out of the box
@steveimpey I’m always watching 👀My Clivet cont...
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RE: When to use Octopus Intelligent Go tariff with my heat pump and battery
@treewizard That's probably fine, provided as you say...
By GrahamF , 14 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
16Kw AIROSD Manufacturer: Foshan Model: QBKFXFC-...
By Polar bear , 14 hours ago
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Just a suggestion but upload your images to an AI agent...
By RadWhisperer , 16 hours ago
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RE: Daikin Wireless Thermostat
The switch from WDC to LWT i.e. pure WC is fairly strai...
By RadWhisperer , 16 hours ago
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RE: Bosch CS5800i 5kW - Experience So Far
Thank you for your continuous research, and posts. As y...
By ectoplasmosis , 1 day ago
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RE: Trying to understand my Nibe F1245
@barry-sharp, is this something you could help with?
By Mars , 1 day ago
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I signed up for this, I think it will be a good one. Al...
By ASHP-BOBBA , 1 day ago
