Last seen: Sep 18, 2025
You may have a different model from me - mine is a Gen 6 12kW Samsung - but on mine there is no feedback from the controller on LWT when room temperat...
Running continuously will usually produce the best COP, but having setbacks where the pump is off for periods allowing the house to cool eg overnight ...
That seems odd and I have not seen or heard of that before. According to Midsummer Wholesale the Samsung controller is supposed to be a bit cleverer t...
HTC stands for Heat Transfer Coefficient - heat loss per C degree difference between IAT and OAT. It’s advantage is that it is independent of design t...
Delta T 20 implies that your desired room temperature would be 17.5C as the mean radiator temperature would be 37.5C at a flow temperature of 40C and ...
If you set it at 19C it will switch off at 19.9/20C and stay off until it drops to 18.9C. The 1C hysteresis cannot be changed. The alternative is to u...
@bontwoody Sorry for the lack of explanation. I was taking my comment from Glyn Hudson's recent observation on the OEM forum - "I found the onboard Sa...
@bontwoody I think the fact that your Samsung displays generated energy as less than OEM generated energy whereas mine is the reverse may just demonst...
@bontwoody That doesn't tally with my Samsung I'm afraid. For today, Samsung display's Generation/Usage = 3.05 compared to my Class 1 Electricity and ...
In this case, it uses the NASA protocol rather than modbus, but the register addresses are the same as far as I know. This is what it looks like on my...
I spoke to Homely about doing that, but he said that I would need to be a qualified electrician to become an approved installer. I have since installe...
@ashp-bobba Thanks very much for your detailed reply. That is really helpful. In situations where the flow rate can deliver heat at a DT of 5 C or les...
Latest Posts
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@bontwoody when’s the installer coming back with the re...
By Mars , 5 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Don't disagree with that. I find the lines on the plotl...
By benson , 5 hours ago
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RE: Sizing a heat pump: Save me from my headache
Got the results back from the one we’re ...
By Mikeatthezoo , 6 hours ago
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I'm minded to copy the above post from @jamespa direct...
By Transparent , 6 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk not all 7kW Vaillants have a noise issue. Ours i...
By Judith , 13 hours ago
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Very funny @transparent. /p>
By JamesPa , 19 hours ago
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
@mike-h what I don't understand about this setback cont...
By richdorm , 1 day ago
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RE: Renewables & Heat Pumps in the News
Thanks Lucia. I'll set aside some time to go through th...
By Transparent , 1 day ago
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RE: How to Understand Wiring Up a Heat Pump
@renewables345 you say you are 18 and I’m assuming you ...
By Judith , 2 days ago
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RE: Do I just go with the lowest quote for my heat pump?
Seems to be settling better now I'll leave it alone
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RE: Solar Thermal DHW and ASHP
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Old Samsung R410a unit 9kw, modbused controlled, let Ha...
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RE: Replacement Inverter for old FIT system
@bontwoody I have a single string 3kW solar AC inverter...
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Octopus removed our gas meter for free a couple of year...
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