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JgtukPD
@jgtukpd
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Active Member
Joined: Aug 15, 2022
Last seen: Feb 16, 2025
Profile Activity
Topics: 1 / Replies: 18
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RE: High electricity use – 17kW Grant Aerona 3

@transparent I’m looking for any paperwork related to the work involved. We had a rewire and a new supply connection just after the hp install. I s...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

@transparent There's a lot here for me to take in and i don't fully understand some of it so I will have a good read through and take a look at all...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

@transparent I will try to address these issues. In the event of the external pipe-run freezing, the anti-freeze valves will open and discard al...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

@toodles sorry, I’ve edited the pictures to include what they are. Thanks.

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

pipework entering property

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

external pipework

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

@transparent external pipework entering property

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

The readings were taken on CH mode. The DHW is timed to come on during the night when my cheap rate kicks in.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

Brilliant. I have Grant coming to perform a service next month so will address those things then. My electrician told me that although we have 3 ph...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

With ch running, hp side (rh top) is reading hotter than ch side (lh top). Using a cheap led thermometer they’re reading a couple of degrees apart (37...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

It's a large 5 bed. Stone and some brick, all external walls were insulated from the inside. Good loft and ceiling insulation. I don't know the hea...

2 years ago
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Air Source Heat Pumps (ASHPs)
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RE: High electricity use – 17kW Grant Aerona 3

The house is slightly chilly for most people, could be warmer. One thermostat for upstairs and another for downstairs both set to 18 degrees Only...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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