Last seen: Jan 6, 2026
Don't mistake designed flow rates (which fixed speed pumps need to be set to to obtain maximum input when required) with variable flow rates that heat...
The Grant engineer has given you the correct information. If you let the water stop completely each time the compressor stops, consider what happens...
VRG131 is just a popular valve and can be adapted to any size using fittings. The pump can be chosen based on the pressure loss. What will be in con...
Exactly what I said in the video, and that is one of the worst AAVs in the market, so they can expect leaks in the future.
Having joined the Aira owners group on Facebook (for some heat pump research I am part of), they have completely locked the system down. I’m also susp...
Oh I do a good pirate accent alright... 🏴☠️😂👍 I'm sorry i've disspaointed on the previous occasion... B...
Click the link below (PDF download) and have a look at this diagram.../p> It shows how the system should have been wired and very basic settings. Yo...
So, you actually have two pumps, not one. @old_scientist is going in the right direction with you. If you run out of ideas I'm here in the background....
Not stepping on my toes at all. I've just done 6 weeks of research at Energy House 1 on Samsungs, so I could have asked for the FSV's but wanted to se...
Always need the full picture before making a descision... Otherwise we are just guessing! 😎👍
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@mk4 Charge to 100%, discharge down to 10%.
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RE: Connecting Growatt SPH5000 over wired ethernet rather than wireless
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ASHPs do have a minimum compressor speed. The minimum h...
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RE: Jokes and fun posts about heat pumps and renewables
Technology is rapidly advancing. BBC News reported th...
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What matters for flow and pressure drop is internal dia...
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RE: Do Fridges and Freezers have COP ratings?
@editor Thank you all for your replies and submitted in...
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I know and yes. The secondary deltaT wont necessaril...
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Just love the way you put it! 🤣
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O-oh! Let's take this as an opportunity to 'pass the ...
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RE: Homely setup on daikin heat pump
@craigh I refer to our somewhat elevated temperature of...
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
My turn, this describes the future installation, only t...
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