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
-
RE: Grant Aerona3 - Home Assistant control via Modbus
@johnmo Not sure, I think it was a couple of times. ...
By Uk_pete_2000 , 12 seconds ago
-
RE: Discharging battery to grid whilst charging EV
@majordennisbloodnok I should probably clarify: I wasn'...
By AndrewJ , 1 hour ago
-
RE: Enabling WiFi: Samsung ASHP on Smart Things App
@grahamh-uk I looked into adding a Wifi kit to my Samsu...
By TechnoGeek , 2 hours ago
-
And here's a follow up article on the same subject that...
By Mars , 3 hours ago
-
RE: Renewables & Heat Pumps in the News
@johnmo Ours is powered from solar energy (with grid ba...
By Toodles , 7 hours ago
-
RE: Heat Pump Manufacturers Recommending Buffer Tanks
I'm curious who you think are the reluctant ears. Cert...
By JamesPa , 19 hours ago
-
RE: Commencing on an ASHP Installation Process
If that is the case then I would add to my earlier post...
By JamesPa , 21 hours ago
-
RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
That's a very perceptive point, @jeff. We're all very g...
By Majordennisbloodnok , 1 day ago
-
RE: Battery sizing - How low can you go!
The second 6.5 kWh Growatt battery was installed today....
By ChandyKris , 2 days ago
-
RE: Vaillant & OVO partner up to offer Heat Pump Plus
So… I called them this morning and I’m up and running o...
By Westkent , 2 days ago
-
RE: IVT Greenline high pressure switch and electrical cassette errors
Your system seems to be more modern than mine, mine was...
By abbote , 2 days ago
-
RE: Advice for ground source heat pump in new build with PV and batteries
Braver person than me. No way I would go down that rout...
By Johnmo , 3 days ago
-
RE: Getting the best out of a heat pump - is Homely a possible answer?
@arundalep yes I have no issue with this. The observati...
By benson , 3 days ago
-
-
RE: Rate the quality of your heat pump design and installation
So your Halo lite should really do nothing, when connec...
By Johnmo , 3 days ago
-
RE: Planning Update: 1 Metre Boundary Rule for Heat Pumps Has Been Scrapped
This is indeed welcome news. In addition the new legi...
By JamesPa , 4 days ago
-
-
RE: Is Your 6kW Air Source Heat Pump Really a 6kW?
@johnmo I think we’ve been trudging through the same...
By SUNandAIR , 5 days ago
-
RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide
Good luck, I hope it all works out!
By JamesPa , 6 days ago
-
@johnd it's a difficult one, because we've seen instanc...
By Mars , 6 days ago
