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ChandyKris
@chandykris
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Joined: Jul 27, 2024
Last seen: Sep 1, 2026
Profile Activity
Topics: 6 / Replies: 201
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RE: Aira Heat Pump: Stylish Scandinavian Heating

@mikeh It's running on an off peak schedule now. To be honest, I don't see a drop in COP. There was only 10 minutes of hot water left yesterday night,...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Aira Heat Pump: Stylish Scandinavian Heating

@mikeh I thought so too, the efficiency can't be that bad if you run the hot water once at night. Yes, maybe when you have visitors and during Christm...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Just one room not reaching desired temperature

@jamespa Few others on the forum mentioned about the 18 degrees too. But, the design engineer didn't budge. I wonder whether that's to keep the existi...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Aira Heat Pump: Stylish Scandinavian Heating

@mikeh Watched your latest YouTube video today. Thanks for the good work. In the video you talk about the hot water schedule during off-peak hours. ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Just one room not reaching desired temperature

@transparent As it was a retrofit, changing 10 mm microbore to bigger pipes was out of question. Changing pipework for a three storey house would have...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Just one room not reaching desired temperature

Thanks @judith. Definitely, the upstairs bedrooms get a lot warmer, they are all exceeding 22 degrees and staying at that temperature steadily. I have...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Just one room not reaching desired temperature

Thanks @jamespa for the pointers. There are TRVs on all the rads, but they all are fully open. We have 10 mm microbore to the radiators. Let me check ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Just one room not reaching desired temperature
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 10
Views: 1877
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RE: Aira Heat Pump: Stylish Scandinavian Heating

We even got to see a defrost cycle! Mrs was wondering over breakfast what's that smoke coming out of the heat pump, and she was worried something was ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Aira Heat Pump: Stylish Scandinavian Heating

Aira managed to send an engineer at 5:30 pm today and it took a while, but thank Higgs Boson, we have heat! It was up and stunning around 8:30 pm star...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Aira Heat Pump: Stylish Scandinavian Heating

Thanks @andrewj. Hope my bad experience didn't put you off. Others in the forum have had good experiences, so maybe mine is just an odd one out. I ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

Day nine gone, the heat pump is still not commissioned. There's a sensor problem and there's no electrician onsite to help the lead engineer. Now, the...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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