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Grantmethestrength
@grantmethestrength
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Estimable Member
Joined: Feb 1, 2025
Last seen: Jun 19, 2025
Profile Activity
Topics: 5 / Replies: 61
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RE: Grant Aerona3 - Home Assistant control via Modbus

Got you I will look at implementing this cheers!

2 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@jamespa I might create a simplified control on my home assistant dashboard with “hotter” and “colder” buttons lol!

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

Am I right in thinking the second set point is configured using the zone 2 settings?

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@johnmo Interesting, I wasn’t sure what the second setpoint was for but I like this strategy! I am a bit confused by this though. Do you mean co...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

Hi James, I would slightly disagree with this and maybe we are outliers due to our location but wind is a huge factor for us, which means I also agree...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

How I envy you guys and your stupid warm feet!!!!!! When we eventually get around to tackling renovating the downstairs I am going to try and convince...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@majordennisbloodnok I deffo don’t disagree I would love for it to just chug along and I have got it working pretty well, the thermistor means I am no...

2 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

And I also did a thing!!!!! In my quest to learn all the things I have created an AI agent that I will be adding to, that can search all things Chofu/...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@uk_pete_2000 Yeah we get massive solar gain on half of our house but as soon as the wind changes it wicks away the warmth like no ones business, the ...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@johnmo, yarp I used the Chofu manual to map all the parameters and now have good monitoring of the system, adding the thermistor to the tank has als...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@uk_pete_2000 Cheers for the support. I am going to start populating the various helpers, automations and scripts I am creating as and when I create t...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 - Home Assistant control via Modbus

@johnmo I have the Grant CP04 controls which are practically pre-historic, I want to be able to have granular monitoring and control in order to diagn...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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