Last seen: Nov 14, 2025
I think you are very likely right unfortunately. This is a somewhat surprising conclusion given that the system was presumably designed by Freedom an...
I confess Im a bit mystified. How was the WC curve determined. If it was determined experimentally, then cycling and losses in PHE etc would be, at ...
It claims to use the energy integral as part of the cycling control loop, but is silent about how the defrost control loop works, so I dont know! ...
One might expect (hope) that the heat pump takes this into account in the control circuit, by accumulating differences and overshooting to compensate....
OK, so (assuming Freedom are correct) you actually have two problems. The principal one is that the max pump rate is insufficient, leading to your ou...
All agreed In detail that is true. However its a dead cert that its primary control loop adjusts the compressor frequency and fan speed to a...
I should add to the above one other thing. It is just possible that the Midea is designed for a deltaT higher than 5C at max output, high enough th...
OK wrong wording on my part. Please read 'infer' instead of 'say'. Regarding the rest of this quote please read again this comment As I ob...
Fair enough. Perhaps your daughter could be asked to contribute to the cost or reminded that she will (likely) outlive you and will thus suffer the e...
I don't think you can say 'This is not how a heat pump is supposed to run'. SOFAIK there is nothing wrong with operating a fixed flow rate (and thus ...
abut 1.5 bar, but I dont think it matters much unless you have a very tall house (it merely needs to be sufficient to ensure that negative pressure do...
Latest Posts
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@transparent yes I'm sure I could do that. I can cut it...
By MairiA , 19 minutes ago
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RE: Faulty Clivet heat pump out of the box
@steveimpey glad you got it sorted and agreed- being ig...
By benson , 40 minutes ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
50l LLH install would have introduced a shedload more a...
By JamesPa , 2 hours ago
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RE: Renewables & Heat Pumps in the News
Our average cost of the retrofit part of the work is ar...
By ASHP-BOBBA , 11 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@agentgeorge it has got 2, the other bleed screw is the...
By AdamK , 12 hours ago
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RE: Maximising Home Automation: Integrating Octopus Energy & More
Of course, @transparent; you're right. In fact, it's a ...
By Majordennisbloodnok , 14 hours ago
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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 , 15 hours ago
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I too felt the podcast was useful but think it could do...
By AndrewJ , 16 hours ago
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@adamk apologies but did not understand what exactly yo...
By Eliuccio , 17 hours ago
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Putting a 30 cm. radio controlled wall clock on Freegle...
By Toodles , 17 hours ago
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RE: Who's your electricity provider and what's your tariff?
I’m with octopus, best tariff for heat pump and battery...
By AgentGeorge , 17 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
I assume you are referring to this postand yes indeed y...
By JamesPa , 18 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@nickhorne Unfortunately not. We take the "normal" IOG ...
By HCas , 2 days ago
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RE: Mixture of copper and plastic CH pipework. Will it be ok, or need changing?
In principle yes. Some heat pumps (I think including D...
By JamesPa , 2 days ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
Some of the circuits in my home are not protected by RC...
By Batpred , 2 days ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Aqara sells some inexpensive hubs (usb dongle size) tha...
By Batpred , 2 days ago
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RE: Extend the colder range of the weather compensation curve?
@thebinman In answer to this and personal...
By TechnoGeek , 2 days ago
