Last seen: Oct 28, 2025
The problem is that even if a Manufacturer comes to site it can be a mixed bag on who you get. Some like Vaillant will blame the installer before t...
@toodles I know Greenwave, they are a good team. So don't diss the installer so quickly, sounds like a manufacture fault, or a setup issue.
Can you give me picture of the controller please? There has been a recent upgrade to the controller, but it won't work with the older units. You n...
And yes this was a Grant unit.
@allyfish ripped loads out and made open loop systems, heres just the left overs from one i did last year.
@grahamf happy to help, ive had 4 heat pumps here to test. Currently im running an old Samsung unit, fully open loop, 1 pump, my own automated weath...
@crimson it all depends, on how many rads/ufh are fully open (no actuators or TRVs, a volumiser won't hurt the system (i have 420l worth), that i can ...
@crimson is it this heat pump
My circulation pump cycles, when the compressor is off, heating is still active on the controller (but all is up to temp), its testing the water (lite...
Should have all you radiators and control the load with the heat pump controller, already sound like you're microzoing to try and co...
@crimson if its the Aerona 3, check that you have the latest software, GRANT should be able to help you with this, i know they had a few updates with...
@crimson have changed the pump speed on the Aerona itself, think default is speed 3, you want to try and get both pumps running the same speed(flow ra...
Latest Posts
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RE: Testing new controls/monitoring for Midea Clone ASHP
This is one of the reasons why AI will be the death of ...
By cathodeRay , 6 minutes ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
@jamespa i think the challenge is in the house, its ...
By Crimson , 47 minutes ago
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@jamespa Thanks again for your reassurance. Rob
By Ubert767 , 3 hours ago
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RE: Oil Boiler & Heat Pump Hybrid System
Thanks for the suggestion, but farmhouse is grade 2 lis...
By paultheheating , 4 hours ago
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RE: My DIY Heat Pump installation
This is very kind. However software is not really my ...
By Polar bear , 9 hours ago
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RE: Request for feedback on where we're at with our quest to get an ASHP or ideas.
thanks, heatpunk looks great, being able to do the calc...
By giryan , 22 hours ago
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RE: Is Your House Warmer Upstairs Than Downstairs?
Why arent you expecting them to make much difference. ...
By JamesPa , 22 hours ago
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@toodles sounds good. I started with cosy but then plug...
By Eliuccio , 22 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
It has been just over a year since we changed over to a...
By npru , 1 day ago
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RE: Finding a Thermostatic Shower Valve That Works with Heat Pump Systems
@morgan I should just have written ‘Mea Culpa’ shouldn’...
By Toodles , 1 day ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
'We learn from history that we do not learn from histor...
By Lawrence Leask FInstR , 1 day ago
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Mitsubishi Ecodan FTC7 Legionella date set
I can set the number of days between Legionella cycles ...
By DRB01 , 1 day ago
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RE: When to use Octopus Intelligent Go tariff with my heat pump and battery
@treewizard Yes, I like the extra facilities that NetZe...
By Toodles , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk downstairs rads are less prone to airlocks, you ...
By AgentGeorge , 1 day ago
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RE: My Octopus Cosy 6 Heat Pump Journey: From Quote to Completion
@editor thanks for highlighting my name. Yes I did get ...
By Chansug , 2 days ago
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RE: balancing radiators with a mixture of different size pipework and a few undersize rads.
@editor Thanks for your input Mars. No I think the comm...
By baxtDave , 2 days ago
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RE: Rate the quality of your heat pump design and installation
We’re looking to expand our list of recommended list of...
By Mars , 2 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@transparent Along with the right workers, they can’t b...
By Toodles , 2 days ago
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RE: Midea ASHP – how to set weather compensation
I have just looked at my heat pump 'long interval' (27 ...
By cathodeRay , 2 days ago
