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Last seen: May 10, 2026
Sorry if this is a daft question but doesn’t the heating curve continue on to the max output of the ASHP i.e. if you set say set 32@-3c for example, w...
Yup that will be your lack of pressure
@crimson mate you have proper been through the wars, I really hope you get some resolution, and soon.
Rich roast Columbian esspresso!
@crimson if you have one installed, are you able to check the ball valve filter just before the outdoor unit? This was the cause of my lack of flow
My system design was 45c @ -3c which was way too hot for us. I slowly adjusted it down as we went through the end of last heating season to 32c @ -3c ...
Look at you with your fancy schmancy variable PWM pump lol! I am now very envious! The Grant has three settings and a manual flow restricter. Mine loo...
@editor another great episode, but same as @phil-bell I am now going to have a good look at my flow rate, my lowest flow rate I can get out of my Gran...
I have the same unit and controller and it has been a journey of learning to say the least. After a terrible ECO4 install it has taken nearly 10 month...
Also if you have a copy of the manual it would be useful to see it. The ones I have seen are really badly written and make no sense lol!
@polar-bear lol well done and welcome to the tinkerers club lol!!! Just out of interest what information/settings does it give you access to? Can you ...
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Latest Posts
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RE: Estimating true heat loss from twelve months of consumption data
Hi @ian33a you could do your own heat loss calculation ...
By Judith , 5 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@djh ah, I have never seen this before, interesting ide...
By ASHP-BOBBA , 5 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 6 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 8 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 9 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 13 hours ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 16 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
Suggest you have a trial with Havenwise app. I have th...
By Broadsman , 18 hours ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 20 hours ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 21 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
That would be abnormal but I cant see from your charts ...
By JamesPa , 21 hours ago
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RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 1 day ago
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Heat geek have already stated that the pro is in fact c...
By JamesPa , 1 day ago
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RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 1 day ago



