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: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
@old_scientist me too. Just installed my new heat pump ...
By Eliuccio , 2 hours ago
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RE: Is your heat pump insured?
Yup just spoke to Privilege to inform them of my impend...
By Scalextrix , 3 hours ago
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Well by my reckoning based on the Flexible Octopus unit...
By Majordennisbloodnok , 3 hours ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist I have had the first PW for some 2 years...
By Toodles , 3 hours ago
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RE: Forum updates, announcements & issues
Just to keep everyone in the loop, as the site continue...
By Mars , 12 hours ago
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RE: Fast DHW setting on Midea (Clivet) heat pump
@simon-w, is this something you could potentially assis...
By Mars , 22 hours ago
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RE: Share Your Experiences with Heat Pump Manufacturer Support
Fwiw I called my installer out for the first time a few...
By JamesPa , 1 day ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@sandy, I'll send Vaillant an email tomorrow and see if...
By Mars , 1 day ago
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RE: Long term efficiency degradation
@jamespa yes as I thought thanks. We have a reaso...
By Scalextrix , 1 day ago
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RE: Who has a V2G EV installation
I agree, but a word of caution. V2X is also sometimes u...
By Majordennisbloodnok , 2 days ago
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RE: Sunamp Thermino Heat Battery
@jamespa A few days after the installation had been com...
By Toodles , 2 days ago
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RE: Planning Permission May 2025
Fair enough. I have read the legislation and MCS020a ...
By JamesPa , 4 days ago
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RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?
An update on the Heatsava. It is the most difficult thi...
By heat-pump-newbie , 4 days ago
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RE: ASHP heat output monitoring
@carlo - not much better, is it. It looks more like a u...
By cathodeRay , 5 days ago
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RE: Renewables & Heat Pumps in the News
this document extensively describes (in a non-blame, ne...
By Judith , 5 days ago
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RE: Ecodan - Legionella Operation Time and Target Temperature
Once the white plastic cap is removed, my immersion loo...
By Old_Scientist , 6 days ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 6 days ago
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RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 6 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 1 week ago
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@ecobaker May I ask a question of you please. I too hav...
By Papahuhu , 1 week ago
