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Crimson
@crimson
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Joined: Jan 16, 2024
Last seen: Dec 9, 2024
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Topics: 4 / Replies: 210
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RE: Grant 13kW Aerona3 - issues getting zones to temp

I've messaged plumber the temps of the zones (19.5 kitchen/diner, 17.5c downstairs, 18c up stairs) and he's saying he probably needs to put in a warra...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

Here are some more photos attached. C doesn't look like it's a Grant part

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

Thanks Mike, I'll get back to you on all this later today when get home. For the heat requirement looking at the heat calc doc it states: When...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

@gary no problem I’m only getting my head round this. I did do the rad sizing with them back in June I think so am having to warm up some old cells. ...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

I'll raise this with the plumber (heating installers), thanks Gary. Not sure why everything was indicated then to use DT 20, that would be a huge mi...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

Hi Mike, sorry wasn't clear. Whole house project was a full renovation/extension project with the heating system done as part of it. It's all brand...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

Thanks for the reply Mike, plumber got me to switch to manual position on far right valve, I’m away tonight and tomorrow but will take photos Friday a...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

Plumber couldn't make it - but passed Grant tech support to me.We've now set:21 00 - from 0 to 1 21 02 - set at 50c 21 03 - now set to 40 21 04 ...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Grant 13kW Aerona3 - issues getting zones to temp

So after some reading, thought I'd double check settings 2100 was set to 0, so WC isn't even on. Will point this out to plumber who's coming later. ...

2 years ago
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Air Source Heat Pumps (ASHPs)
Topic
Grant 13kW Aerona3 - issues getting zones to temp
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 402
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