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Last seen: Dec 24, 2024
@david999 I haven't seen glycol in a system for about 2 years if I'm honest. Anti freeze valves all the way for me. Glycol is horrible stuff that make...
@david999 the student will become the master 😀
@david999 I was trying to be lenient on the installers but that's taking the "biscuit". Good luck and post how you get on 👍
@david999 haha atleast the freezing was resolved. Isolation valves around the 3 port would be nice as long as they are full bore (full flow) althoug...
@david999 Hi David, that all seems fairly reasonable, and if Samsung have signed off on it and you have that in writing then great. It is alarmingly c...
@david999 That pump is a very small 6m head pump, I think at your target of 45lpm that pump can only produce something like 1.8m head. The pressure...
@david999 If you had 36-40lpm I would accept as you know it would atleast be able to supply enough heat for your particular property, with only being...
@david999 11.19kw heat loss means that you need a minimum of around 35-36l/m to meet the heat load at the design temperature, if you are only getting ...
@david999 Hi David, sorry I'm not quite sure what you mean? Heat pump systems can go into 100's of kw, even megawatt systems. If your heat loss is i...
@david999 if it's an MCS registered install you must be given a copy of the heat loss calculations which should be your starting point. 29lpm is rou...
@david999 out of interest what was the heatloss figure for the property? 46lpm is correct for a 16kw heatload, however the Samsung can only output a...
@toodles You have 3 settings on the PWM settings in the MMI controller. You can set it to: UFH which is slow response, adjustable DT Fan convect...
Latest Posts
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RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 10 minutes ago
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RE: Estimating true heat loss from twelve months of consumption data
Using past oil usage to estimate heat loss is tricky. ...
By cathodeRay , 26 minutes ago
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RE: Setback savings - fact or fiction?
@cathoderay - thats great. Is there any possibility ...
By JamesPa , 28 minutes ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 2 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 10 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 , 13 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 18 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 , 20 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 , 22 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 , 1 day ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 1 day 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
