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: Surface mount or bury primaries for heat pump installation?
What about those pipes that include conduits for electr...
By tomasmcguinness , 4 minutes ago
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RE: Say hello and introduce yourself
Welcome You have already done the most important thin...
By JamesPa , 10 minutes ago
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RE: Weather compensated secondary circuits with Biomass
If anyone’s going to know the answer to this it’s @sune...
By Mars , 3 hours ago
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RE: Commencing on an ASHP Installation Process
That outside pipework would concern me. Surely rigid se...
By benson , 14 hours ago
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As I have reported elsewhere we turned on the cooling o...
By downfield , 17 hours ago
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RE: Adding battery storage to SolarEdge PV system
Sadly I fear that they may well be right to do so. ...
By JamesPa , 19 hours ago
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@el3b Hi, sorry to hear that, it is advisable to instal...
By ASHP-BOBBA , 2 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn Out of intrigue, the thread reads as though Ai...
By Sheriff Fatman , 2 days ago
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
@m1kegibson If you are able to access the service me...
By HarriUp , 2 days ago
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RE: When will heat pumps and install prices come down?
... which of course is impossible because the world mov...
By JamesPa , 2 days ago
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My advice is reject unless they will delete the buffer ...
By JamesPa , 3 days ago
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RE: Battery storage to run Heat Pump.
I would be surprised if the battery chemistry is going ...
By Transparent , 3 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@dowallydrifter OK. I would recommend you read t...
By JamesPa , 4 days ago
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RE: Solar to power Heat Pump for DHW
Wow, how big is your heat pump that it is pulling 6kW d...
By Old_Scientist , 4 days ago
