Last seen: Nov 14, 2025
I'm pretty sure the two wires visible are multi-core. The secondary pump for example has only one wire (cable) going to it, but it must have more than...
@jamespa - some more info such as it is (photos taken a while back): (1) I appear to have a Grundfos primary pump (this is the inside of the outdoor...
@jamespa - here's a not very pretty plot of OAT and flow rate for the last 48 hours. The right hand end is not typical, as the OAT exceptionally high....
I think this is very pertinent. I believe the Midea reported flow rate (of around 1.4cu m/h) is about right because there is an anlague flow meter in ...
Yes, I agree, and also agree that the the combination of low rad temps and warmer but not yet up to desired temp rooms reduces heat transfer. For exam...
Defrost cycles are ones in which the LWT falls below the RWT, ie the circulating fluid loses heat as it passes through the heat pump. Thus all the cyc...
Wind chill in action. The OAT has warmed up a lot over the last 24 hours but my heat pump is still failing to get my house back up to temperature. The...
@econonsense - tomorrow is fine. Is there not some sort indoor controller panel? That is where you would normally get and set the settings? Very few o...
@econonsense - if that is the timing, then it has long enough to heat the water - but to what temperature? You need to find out what the set (target) ...
I really should proof read comments before posting...
You need to check what it is actually set to. I am not familiar with your brand of heat pump, but it should nonetheless give you some form of monitori...
Indeed. They do have a chatbot box on their website, maybe that works 24/7.
Latest Posts
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
Hi Only joined the forum today and have found this t...
By Pwils , 14 hours ago
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I too felt the podcast was useful but think it could do...
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@adamk apologies but did not understand what exactly yo...
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Putting a 30 cm. radio controlled wall clock on Freegle...
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RE: Who's your electricity provider and what's your tariff?
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I assume you are referring to this postand yes indeed y...
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RE: Faulty Clivet heat pump out of the box
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RE: Mixture of copper and plastic CH pipework. Will it be ok, or need changing?
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Aqara sells some inexpensive hubs (usb dongle size) tha...
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RE: Extend the colder range of the weather compensation curve?
@thebinman In answer to this and personal...
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