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Last seen: Apr 29, 2025
@technogeek Sorry for the senior moment , I meant floating neutral! I have never heard of floating neutral but have certainly experienced Eart...
@technogeek Floating Earth?? I would Not be surprised if the Mains wiring , like everything else, was wrongly installed. Hi @technogeek...
@technogeek & @derek-m My PWM Signal is being killed by my Grundfos!. Hi Again, thanks for your patience! What are your Samsung Inv...
@technogeek @derek-m Can you measure the DC PWM Reference pin voltage on your Samsung PCB? Hi @technogeek: Given that my Samsung P...
@technogeek Again Many Many thanks............................@technogeek My Samsung , fitted with a PWM Grundfos motor is fed from a Fau...
@derek--m & @technogeek Have you a Heat Pump with a Heat Exchanger , a Buffer, using BOTH AC Pump AND PWM ? Controlling Water Samsu...
@derek-m Samsung's Embarrassment Required: Following a E-mail exchange with a anonymous Samsung Engineer, he was of the frank opinion tha...
@technogeek & @derek-m A Simple ON-OFF No-nonsense Radio Controlled Thermostat ? Where Can I Get a Simple ON-OFF Radio controlled Thermostat...
@technogeek and @derek_m Why , on earth are SAMSUNG, Still , in the 21st century using RELAYS ?? My Grundfoss Motors can be Switched OFF AND...
@derek-m For Efficiency , Hot Water Heating DOES NOT NEED the Radiator Motor Water Pump to be AUTOMATICALLY USED. Many thanks @derek-...
@technogeek & @derek-m Delta_t increase resulting from water flow rate Reduction on BOTH the Primary and Secondary Water Circuits. Here...
@technogeek @derek-m Many thanks , to both @technogeek and @derek-m for your help and understanding. Separate, and independent , operation of my...
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Degrees of Separation
Latest Posts
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RE: How quickly would you want/expect heat recovery to take from setback?
@jamespa I was thinking primarily of raising the flow t...
By AndrewJ , 5 hours ago
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He's down for a bit of maintenance... I'll restore him ...
By Mars , 7 hours ago
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RE: Why don't people choose heat pumps?
So a bunch of things rather than generate a load of rep...
By EtchedPixels , 7 hours ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
That is a good approach and an excellent result. For co...
By Judith , 11 hours ago
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RE: Our 10 year old Grant heat pump failed
@editor @mike-patrick A 10 year old grant heat pump ...
By JamesPa , 13 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
In principle I agree but for what? OP has drawn a sche...
By JamesPa , 15 hours ago
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RE: Say hello and introduce yourself
Good to see you here, @claytonbrowne, and welcome to th...
By Mars , 19 hours ago
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RE: Issues with Samsung heat pump – high running costs and house dropping to 11C overnight
It looks very much like a radiator balancing i...
By hml1827 , 1 day ago
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I have, @transparent, but chose to pose the question he...
By Majordennisbloodnok , 1 day ago
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RE: Should I change my cylinder when changing from a gas boiler to a heat pump.
@jamespa’s point about payback is a useful counterbalan...
By Mars , 2 days ago
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If it no longer works after forgetting its settings and...
By bobflux , 2 days ago
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RE: Plug and play solar. Thoughts?
Impressions so far from the one I've installed are that...
By EtchedPixels , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 2 days ago
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