Last seen: Dec 10, 2025
Thanks Ian. I am comfortable with coding, having customised my critical care unit's computerised information system. I'm sure that it would still be a...
Thanks Ian, that makes sense.
@jonbennell Hi Jon, it looks as if you and I have been on similar journeys. Perhaps G L installed yours as well. I was also hoping to use the wired co...
@iancalderbank Yes the setting to use the wired controller as the room stat is FSV 2091 = 0 (Not use external stat); FSV 2092 =0; Indoor Zone Option -...
@iancalderbank my indoor zone option setting for standard temperature is ‘Indoor’. However, because FSV 2091 is set to option 4, there is no option to...
@iancalderbank Hi Ian, Thanks very much for your reply, which has been very helpful. My thermostat was installed at the time of the original installat...
@lenny If you have Solar PV, it would probably save you a lot of money to install a Solar iBoost or similar device. This will heat your hot water from...
@lenny When you say the max temperature is 55 deg C, I presume you mean the max temperature that your DHW is heated to. That is the default maximum. ...
@lenny The main Thing that comes to mind is that the heat pump is heating your domestic hot water tank. This is about the only time you would expect t...
[/quote]Posted by @derek-m In the previous example, if the heat pump is switched off for 1 hour the potential energy loss from the home will be 6 kW...
@derek-m I take your point that adding more variables will make the resulting model much more complicated. However, the purpose of my simpler model wa...
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@editor has said a lot but let me address this one head...
By JamesPa , 6 hours ago
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RE: How to control DHW with Honeywell EvoHome on Trianco ActiveAir 5 kW ASHP
Well I've had an interesting few days and would like to...
By giganto , 7 hours ago
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
Yes, here's mine. From the service manual parts numbers...
By bobflux , 11 hours ago
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RE: Underfloor Heating Installation Issues with Heat Pump
Thanks for sharing your observations, both of you. From...
By Jonatan , 11 hours ago
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Had to learn the hard way 🤣 now I'm sharing T...
By bobflux , 11 hours ago
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RE: Issue with a Grant Air Source Heat Pump & Tado Smart Thermostat
Im assuming from your original post that hysterisis ref...
By JamesPa , 12 hours ago
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RE: Heat Pump vs New Gas Boiler for Inherited House - Worth the Extra Cost?
Hi @fretless6 Mike, I have experience with Taggas (Re...
By Old_Scientist , 15 hours ago
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RE: Daikin Altherma 3 LT compressor longevity question
@bobflux With my limited HA skills I can't ad...
By Ubert767 , 16 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Now seems a good time to summarise the costs and effici...
By benson , 19 hours ago
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RE: Tell us about your Solar (PV) setup
@mk4 Charge to 100%, discharge down to 10%.
By bobflux , 20 hours ago
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RE: Connecting Growatt SPH5000 over wired ethernet rather than wireless
The simplest wired option is usually the Growatt Ethern...
By Jonatan , 1 day ago
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RE: Electricity price predictions
@jamespa And it seems some of the nasty public cloud...
By Batpred , 1 day ago
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RE: Jokes and fun posts about heat pumps and renewables
Technology is rapidly advancing. BBC News reported th...
By Transparent , 2 days ago
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RE: Do Fridges and Freezers have COP ratings?
@editor Thank you all for your replies and submitted in...
By Toodles , 2 days ago
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I know and yes. The secondary deltaT wont necessaril...
By JamesPa , 2 days ago
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RE: Designing heating system with air to water heat pump in France, near Lyon
Just love the way you put it! 🤣
By Batpred , 2 days ago
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RE: Safety update; RCBOs supplying inverters or storage batteries
Thank you for sharing. So it seems that your Schneid...
By Batpred , 2 days ago
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RE: Forum updates, announcements & issues
@upnorthandpersonal thanks for the thoughtful, consider...
By Mars , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@mk4 All 21 panels have their own Enphase IQ7a microinv...
By Toodles , 3 days ago
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RE: Setback savings - fact or fiction?
Great, so you have proven that MELCloud is consistently...
By RobS , 3 days ago
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RE: Mitsu PUHZ120Y 'Outdoor Temp 'error?
Thanks David & James It almos...
By DavidAlgarve , 4 days ago
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RE: Surge protection devices SPDs
@trebor12345 - your original Topic about the right type...
By Transparent , 4 days ago
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RE: Help needed with Samsung AE120RXYDEG
@tomf I’ve been sent this from a service engineer at Sa...
By Mars , 4 days ago

