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Last seen: Sep 19, 2024
Can you provide more details about system, photo's would be useful. What information are you seeing on the Ecodan controller?
What is a J1? Which Stat is set to 10? 10 what? If the heat pump outside is not running then your heating is not on.
@cathoderay Let me first of all say that both methods work and produce results and the process has been highly useful in the need for participants t...
Thank you for joining in, the more data the better.
May I wish all forum members a Merry Christmas and a Happy & Warm New Year. So it would appear that in graphs you are not actually comparing lik...
@cathoderay Thank you for your time and effort in producing the graphs, I always find graphs highly useful in compressing lots of data points into a...
@cathoderay I hope that you will forgive me for annoying you, by not paying sufficient attention to your plots and bar charts, but at the time I was...
You are in the very enviable position of having a well insulated home with a large thermal mass, so you can heat up slowly during the warmer daytime p...
@cathoderay Judging by the tone of your recent lengthy posts, I can see that there is no point in furthering our discussions. On several occasions I...
What would have been your energy consumption if you had kept the IAT at 21C?
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Degrees of Separation
Latest Posts
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
By Old_Scientist , 20 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
Sooooo, what did we do in the end? We approached three ...
By Penval , 20 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 1 day ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 1 day ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 1 day ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 1 day ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 2 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 2 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 3 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 3 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 4 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 4 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 4 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 5 days ago



