Last seen: Apr 25, 2025
@jamespa Please correct me if I'm wrong here, but isn't the temperature difference between each pair of ports a function of the difference in flow rat...
@jamespa Thanks for telling the cold hard truth 🙂 Even though it sounds bad I'm pretty optimistic right now.Replacing the heat pump with a smaller mo...
@ashp-bobba Not a chance for a swap unfortunately, this is already a 5 years old system. On the bright side though this is in the middle of continenta...
@jamespa Your understanding is entirely correct. It is massively oversized. And the compressor can't seem to be able to modulate to under ~3kW or so, ...
@jamespa What was the date of the plot and what was the approx OAT then? Date was 19th April, OAT howered between 18C and 20C in this period. Whi...
Thank you so much for the input so far. I kind of thought that buffer tank is supposed to heat up/cool down cyclically to stretch the ON times of the ...
Latest Posts
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RE: MELcloud scheduling misbehaviour
@downfield I wonder if it is the MELCloud app that is t...
By DavidAlgarve , 30 minutes ago
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RE: Poll for Time of Use, tariffs, technology
@jamespa If you have no nett export then don’t do IO...
By Papahuhu , 47 minutes ago
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RE: A Smarter Smart Controller from Homely?
I've been thinking of emailing Homely to ask for a few ...
By JohnnyB , 1 hour ago
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Max output of Heat pump (Daikin 4Kw EDLA04)
Hello, I am a bit puzzled that according to pcdb tes...
By GeorgeA , 1 hour ago
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In that case, @technogeek, I’d sign up for the free sol...
By Majordennisbloodnok , 2 hours ago
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RE: Has Anyone Else Noticed a Decline in Tradesmanship?
@cathoderay Hence my rider about ‘all else being equal’...
By Toodles , 3 hours ago
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RE: Heat Pump Performance Analysis Web App using Modbus Data
@redzer_irl — all my heat pump data is in csv files, me...
By cathodeRay , 3 hours ago
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That’s not a problem. If you can hit the main landing p...
By Majordennisbloodnok , 4 hours ago
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RE: Configuration issues with 10kW Midea R32 heat pump
@benson I believe there are quite a few of these instal...
By Toodles , 4 hours ago
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RE: 10kw heat pump run in 24*7 data?
I would say you most likely do need 10kW. My gas consu...
By JamesPa , 4 hours ago
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RE: Here is my heat pump installation with questionable COP in Italy
Well in Italy there is nothing controlling the quality ...
By materox345 , 6 hours ago
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RE: What a Bad Heat Pump Installation Looks Like
@editor The trick to an inside unit installation is to ...
By MikeFl , 21 hours ago
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RE: Different dT on each radiator?
The way heating systems are designed will result in rou...
By JamesPa , 23 hours ago
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RE: Setback savings - fact or fiction?
PS by visually merging the two tables as above, I ended...
By cathodeRay , 1 day ago
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RE: Homely for Daikin Altherma 3 - Petersfield Area
@russ If you would care to pose your questions on one o...
By Toodles , 1 day ago
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RE: The good, the bad and the not that great – my heat pump installation
@cathoderay the guy I spoke to on the phone seemed very...
By Burtis , 2 days ago
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
I get the impression that that comment "they don't comm...
By JamesPa , 2 days ago
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@majordennisbloodnok Just in case there are variations ...
By Toodles , 2 days ago
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RE: Latest NIBE model has known defect and no solution
@kings I’m glad I could help. NIBE are taking this very...
By Mars , 2 days ago
