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Grantmethestrength
@grantmethestrength
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Reputable Member
Joined: Feb 1, 2025
Last seen: Feb 21, 2026
Topics: 7 / Replies: 175
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RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson mate you have proper been through the wars, I really hope you get some resolution, and soon.

4 months ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp

@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

4 months ago
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RE: Confused by Flow Rates

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 ...

4 months ago
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RE: Confused by Flow Rates

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...

4 months ago
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RE: Confused by Flow Rates

@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...

4 months ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp

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...

4 months ago
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RE: My DIY Heat Pump installation

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!

4 months ago
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RE: My DIY Heat Pump installation

@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 ...

4 months ago
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RE: My DIY Heat Pump installation

  as @dgclimatecontrol said stand by the indoor controller fire up smart life app and look for the device. You may need to put the device into ...

4 months ago
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RE: My DIY Heat Pump installation

The RS485 connector is for controlling the device via the modbus protocol which is far more involved but once set up would give you access to all the ...

4 months ago
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RE: My DIY Heat Pump installation

@polar-bear here is a link to the directions for their app: as it is a rebadged version of the smart life app you should be ok just using the sma...

4 months ago
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