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Grantmethestrength

@grantmethestrength

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Joined: Feb 1, 2025
Last seen: Oct 2, 2025

Topics: 5 / Replies: 103

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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

@uk_pete_2000 no worries I am really standing on the shoulders of giants here and just trying to get it to work for me so happy to share.

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Is the Grant controller a thermostat?

@davidm06 a bit more detail here.

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Is the Grant controller a thermostat?

@uk_pete_2000 Sorry I should have explained better that is the reading off the modbus register 33 “indoor temperature master actual” which I think is ...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Grant Aerona3 with Octopus Cosy tariff

@uk_pete_2000 to be honest we are still learning so trying to find the best place for it however this is mainly redundant now as we have moved over to...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Grant Aerona3 with Octopus Cosy tariff

@davidm06 We still have no idea, the guy who came around the other day meant to tell us about it but got distracted and left without telling us. In th...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

@stuartornum Thanks for this I will take a look at this tomorrow when I am less Shirazlled!! I am deffo not a coder but smash it into copilot enough t...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

@uk_pete_2000 Adding the GW04 mainly makes it easier to change the timer which is largely redundant now!! 🤣 . I am looking at how to send comm...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Hi @stuartornum, would you be willing to share your WC control or at least the bare bones of it on github? I am a total noob as a heat pump owner but ...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Grant Aerona3 with Octopus Cosy tariff

@davidm06 I have the same controllers and added the GW04 gateway which gives us access to the system via the Ember app way better than the finger c...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Grant Aerona3 with Octopus Cosy tariff

Hi all, I am in the same boat, new install of Aerona3 13kw on cosy tariff (although we have rads only), I have just had the installers chief heating...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero

Hi Mars, I bought the zero to hero book mainly for my wife as it is a great explainer of heat pumps. I have been on this journey for a while now nos...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Is the Grant controller a thermostat?

Thank you all so much for the information in this thread, we have just had the nightmare install from hell of a Grant Aerona3 13Kw (hence the username...

8 months ago

Forum

Air Source Heat Pumps (ASHPs)

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