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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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
... which is usually how to run almost any heat pump BT...
By JamesPa , 17 minutes ago
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RE: Renewables & Heat Pumps in the News
If the installer is a regular plumber or someone who is...
By JamesPa , 2 hours ago
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RE: Electricity price predictions
Erm... obtaining planning consent is rarely a problem f...
By Transparent , 2 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
Ian Rippin, CEO of MCS, gave oral evidence to the Selec...
By Transparent , 2 hours ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
I might install one without the grant, but it would eit...
By Temperature_Gradient , 3 hours ago
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RE: UFH downstairs and radiators upstairs balancing question
I wonder what the logic of this was, that will be the c...
By JamesPa , 5 hours ago
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RE: New Fogstar 15.5kWh upright solution
@batpred Well you must be one of the very f...
By Bash , 17 hours ago
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@judith I haven't noticed any noise myself yet, nor my ...
By Eliuccio , 20 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Latest situation:Installer attended, couldn't get it wo...
By Crimson , 23 hours ago
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RE: Ecodan ASHP Low COP and Unstable Compressor Frequency
Thanks for the reply and the welcome ! Locat...
By lukewarmbath , 1 day ago
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RE: Bosch CS5800i 5kW - Experience So Far
@ectoplasmosis Buderus is a subsidiary of the Bosch Gro...
By Steelbadger , 1 day ago
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RE: Confusion over Octopus Tariffs
@agentgeorge I can’t recall when and the details but Co...
By Toodles , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@technogeek Yep, the same here. Toodles.
By Toodles , 1 day ago
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RE: Maximising Home Automation: Integrating Octopus Energy & More
Thank you and I agree most people can stay clear of net...
By Batpred , 1 day ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@jamespa Yes that post.
By dgclimatecontrol , 1 day ago
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RE: Faulty Clivet heat pump out of the box
@steveimpey glad you got it sorted and agreed- being ig...
By benson , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
@agentgeorge it has got 2, the other bleed screw is the...
By AdamK , 2 days ago
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I too felt the podcast was useful but think it could do...
By AndrewJ , 2 days ago
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Putting a 30 cm. radio controlled wall clock on Freegle...
By Toodles , 2 days ago


