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Last seen: May 10, 2026
I'm trying to control my Grant Areona 3 with modbus, I can read everything but can't write to it. Every write reverts. Did you have this problem, wa...
@toodles Thanks Toodles. I would think the Solis AI did this part not the OE one with one of these? Or perhaps that isn't the case
@batpred Thank you, have you experimented much with selling back to the grid? Do you go with fixed or variable? I don't know if this links directly t...
@batpred Hope you don't mind the ping. I'm looking at the same system, the 8kwh version, installer has recommended this with a 15kwh generation syste...
@grantmethestrength thanks, yes I did that. But couldn’t get it so I could use the normal buttons (heating schedule, dhw etc) they all still then had ...
As a followup, I have the Aerona Remote controller, and don't seem to be able to edit and control the device from there. Each time I go to press any ...
@transparent Here’s the pictures doesnt look to have a normal value to control the heating downstairs only for hot water and upstairs to me but ...
@jamespa Hey, apologies for the delay, new job role so not been at home much. Have you got a buffer/low loss header?I dont think so no Where is y...
@transparent Thanks! This is my 2nd heat pump and 4th UFH so I agree and understand the largely always on concept hence looking to move to a differen...
@transparent Thanks for the questions. I've attached a photo of the manifold. And yes they're all attached to wall thermostats like pictur...
Hey all, read through this and other documents but wanted to get some advice / guidance as struggling to find anyone locally who is familiar with Home...
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"Derril Water Solar Park is a 42 MWp solar farm contain...
By colinc , 7 minutes ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
MCS aren't involved in commercial a2a installations whi...
By JamesPa , 2 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Interesting. Perhaps wait and see how things develop! ...
By JamesPa , 2 hours ago
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RE: Heat Pump Operation in Summer - Valliant 7kW
Yup! Summer in Spring. Wonder if Summer will last unt...
By Majordennisbloodnok , 3 hours ago
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RE: Solar Produced vs Home Consumed
It's worth adding that if you have a hot water tank and...
By JamesPa , 4 hours ago
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RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@editor Sorry Mars, I didn’t see a notification about ...
By Toodles , 5 hours ago
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RE: Hitachi Heat Pump being replaced with Vaillant
Yes to be configured as a volumiser. The pump is to be...
By trebor12345 , 5 hours ago
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RE: Anyone concerned about GivEnergy?
So it seems subscription day has finally arrived for Gi...
By TechnoGeek , 7 hours ago
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RE: How many people are happy with their ASHP and do you believe them?
I agree, and not. Energy prices are a largely politica...
By JamesPa , 9 hours ago
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Yes, you will need to notify them even if the inverter ...
By Old_Scientist , 9 hours ago
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
By Mars , 22 hours ago
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@editor "The interesting bit is that many modern invert...
By Singlespeed , 1 day ago
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RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
By downfield , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
By JamesPa , 2 days ago



