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AndrewJ
@andrewj
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Joined: Jan 8, 2025
Last seen: Jun 13, 2026
Topics: 10 / Replies: 210
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

@jamespa I agree. It's not to say that some people probably do have problems but the commissioning side of the install is where Octopus let themse...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

I was thinking about this a bit. It's probably not a problem if they are all similarly oversized otherwise the flow temperature might be too high for...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

There is a Facebook group in which the lead engineer participates but he doesn't get involved in every discussion and his responses are often cryptic ...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Interestingly, being a timber framed house, all internal walls are plasterboard. The internal walls which have an external facing are plasterboard ba...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Sorry if it wasn't clear. I have set all TRVs open, the set temp is 30c which is max (at around 7pm last night from 25c) and turned down the low OAT ...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

A bit more information. I monitor the room temps at various times during the day and record them, along with some other pertinent information. Unfor...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Can you clarify a bit please. I thought decorators caps CLOSED the valve off so there was no risk of them opening? I would have thought just removin...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

That's good to know, thanks. I'll definitely be using TRVs as last resort.  

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Indeed. I've been out most of the day but monitoring. The downstairs living area was 22.4c at 7am but rose to 23.3 by mid-morning. At 14:30 it drop...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

@jamespa Thanks James. The temps are crazy upstairs - it's hitting 26c on the landing. I've closed down all upstairs and then cracked it open 0.25 t...

7 months ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Last night I set the schedule to be 25c 24/7, a temp it can't reach so it is now running continuously. Looking at the sparse data available to me, I ...

7 months ago
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