Last seen: Nov 21, 2025
Looks like you have a 25L buffer vessel, so I'm guessing there are two pumps, one on the primary side of the buffer, and one on the secondary side. ...
That's strange. According to the manual, with those settings the pump(s) should cycle 7 mins off, 3 mins on Try changing #2091 and #2093 to the sett...
Don't want to step on @pirate-rich's toes, but are you advise us of the settings for Field Setting Values (FSV) #2091, #2092 and #2093 please? When ...
The following source indicates 19,416 ASHPs had been installed under ECO4 at the half way point of the scheme, in May 2024 Perhaps more concerning, ...
@richdorm do you have an external thermostat, or not? In other words, which of the two modes @mike-h highlighted above are you running in? We use a ...
Thank you for the calculation I'll add some first hand data here, albeit a single data point made through observation. Conveniently, our house ...
I'm not sure which cylinder they have sent you, but I found data sheets for some Mixergy cylinders here which show coil rating of around 17.8-20kW for...
My thinking exactly, but I don't know whether it would be significant enough to be concerned over. Given how long you've waited for a replacement, I...
All else being equal, having an indirect heating coil will reduce the volume of water the vessel can hold. But as you are not comparing like for like ...
@bontwoody I have a single string 3kW solar AC inverter (non-hybrid), one year old, recently decommissioned as I've just had a Tesla Powerwall 3 insta...
Glycol is colourless, but typically glycol sold in the UK for use in heating systems has a light blue colouration. If you empty the contents of your Y...
Top tip to fit an isolation valve! All good points. I guess that at least with an automatic air vent valve you have the option to operate it automat...
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RE: Grant 13kW Aerona3 - issues getting zones to temp
So this morning marked 24 hours up for installer. Rooms...
By Crimson , 3 hours ago
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RE: Buffer tank bypass on EDF Ideal heat pump installation
@kevb, many of these companies look for the smallest of...
By Mars , 5 hours ago
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RE: Don’t Install a Heat Pump Until You Read This
@briansprankle, good luck. Keep us posted. Glad they’re...
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RE: Commencing on an ASHP Installation Process
Me too, but I think we are in the minority. Most homeo...
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RE: Electricity price predictions
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RE: 10kw heat pump run in 24*7 data?
Thats really helpful as it clearly says target 49C. So...
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RE: Heat Pump on Flat Roof Low Frequency Noise from Detached Neighbor
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Power Cut - Heat Pump Evaporator Iced Up
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@sand Yes. The COP is reported and you can split it int...
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RE: Why Millions of UK Homes Struggle With Heat Pumps
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RE: Help me keep the faith with my air source heat pump installation
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira
@editor When do “Mars Heat Pump Installation and Servic...
By Toodles , 13 hours ago
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@morgan Likewise, I realise that some readers will appr...
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A Smarter Smart Controller from Homely?
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RE: Grant Aerona 3 and Drayton system questions
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Yes, the Grundfos pump has a built in timer. However, t...
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Ecodan - Flow temperature spiking causing shutdown
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