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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Sep 10, 2025
Profile Activity
Topics: 17 / Replies: 2129
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Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jaynieq - you are clearly beginning to get an idea of how these things are supposed to work. To go through some of your replies: It is enough for no...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

I am still waiting for a definitive answer on this from Freedom, though they have said the flow rate should vary, which does seem at odds with what we...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jaynieq - we have similar properties (old sandstone cottages), though I am in the South so maybe a bit milder. I take it the Power W 11465 is your...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP on a low income: a cautionary tale

@bontwoody - good point, I was only talking about air to water heat pumps.

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

I agree, and it is why we need to look so closely at actual behaviour. I have just upped each end of the WCC by one degree, it is now 57 at -4, 35 ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

@transparent - certainly, here are my replies: A: at the moment it is 50:50 between 1 and 3, with 2 not really part of the problem (because the WCC ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Defrost behaviours

@jamespa - I agree, it is a useful plot. Sometimes nature does oblige, and provide a convenient operating range which we can observe. I do however wis...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

I have been looking a bit more closely at what actually happens when my heat pump gets itself into can't quite cope mode, and the IAT falls, ie when t...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP on a low income: a cautionary tale

This is a common problem that gets nowhere near enough attention. The problem is two linked requirements: (1) to get a grant, you have to have an MCS ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Defrost behaviours

Here is my heat pump's behaviour (Midea 14kW running in weather compensation mode) over the last week, including cold outdoor air temperature periods ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

We'll do what we can, but first we need more information. Rough location and type of property. Your property's heat loss. It's a figure in kW that...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Best Heat Pump Brands 2025

I see other have posted while I was putting my last post together. Not wishing to over-prolong this, I do however want to add three further comments a...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Page 39 / 179
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