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Last seen: Jun 27, 2025
My system has been running 24/7 on weather compensation from last September until today when I fitted a thermostat. I did think about just changing ...
@editor I was at the Exeter tool fair/electricians show a couple of weeks ago and MCS had a fancy booth there. I was tempted to go and ask them what e...
If they don’t fix it, I’d just do it yourself - the Samsung is a piece of piss to install. Buffer tank in the bin, TRVs in the bin, Samsung cont...
Have you decided what you’re going to do about this install, who you’re going to complain to?
Room stat/call for heat wires are polarity insensitive, it’s just a switch.
A valve in the heat pump causes the direction of the refrigerant to change. The water circuit carries on pumping as usual.
I’m in the DIY camp, completed the install last September and it has been running 24/7 since then. Slightly different choice of install (15m up the ...
@david999 On the subject of isolation after the battery, class T fused disconnect (two pole) is what is be using…. Not at all expensive.
Samsungs are so easy to install, you could fix this yourself if you wanted…. How many pumps do you have? (It will either be one or two, it shouldn’t...
Sunsynk not the best in my experience. Poor software, lacking in features…. very poor overload capability.
@heacol easily resolved with a jumper wire on the end of the flow sensor cable 🤣 When I was commissioning my Sprsun I could not get the air ...
@ecobaker ah damn…. Swap that out for a UPM GEO then….
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Degrees of Separation
Latest Posts
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I think the mystery is in the first question; the senso...
By GutoFfowc , 23 minutes ago
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RE: Siting of the external sensor on a heatpump
My Octopus electrician (part of the installer team) not...
By Jancold , 1 hour ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 1 hour ago
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RE: Is it the house or the equipment?
@springswood We have two Daikin single split A2A syst...
By Rob of York , 2 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 1 day ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 1 day ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 2 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 2 days ago
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RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 2 days ago
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RE: Adventures in heat loss calculations
I have seen it stated that the declared calorific value...
By JamesPa , 2 days ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 3 days ago
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RE: Vaillant Aurotherm - Heater Wire Position
Ah, good point. I need to check if this was installed i...
By Batpred , 3 days ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 4 days ago
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