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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….
Latest Posts
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RE: Estimating true heat loss from twelve months of consumption data
Hi @ian33a you could do your own heat loss calculation ...
By Judith , 6 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@djh ah, I have never seen this before, interesting ide...
By ASHP-BOBBA , 6 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 6 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 8 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 9 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 14 hours ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 16 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
Suggest you have a trial with Havenwise app. I have th...
By Broadsman , 18 hours ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 21 hours ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 21 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
That would be abnormal but I cant see from your charts ...
By JamesPa , 21 hours ago
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RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 1 day ago
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Heat geek have already stated that the pro is in fact c...
By JamesPa , 1 day ago
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RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 1 day ago
