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Last seen: Aug 26, 2026
Hi @Morgan, I am a bit away from you in the hills of eastern Perthshire. I reluctantly switched the servicing away from the very knowledgeable insta...
Stab in the dark, might it be error P1? This is the system lost thermistor value error. It can be reset in the settings -/p>
I am afraid that I have never peered too deeply into the settings to find exactly how the curve is configured. The installer spent some time on this p...
0.5C increments. 2 x AA batteries. Mine have been in use for 4 years and there is no indication they are needing changed. No idea! It seems to p...
Thank you @cathoderay, this is a very interesting read, not just because my system is not a hundred miles away from your setup, but also in the way th...
For another cold climate user, I am a little to the south and east of @Dunlorn but quite elevated and exposed to the east. Self build 180m2 timber fra...
Having felled, cut, split, stacked, dried and burned vast cubic meters of hardwood logs in the past 30 years as the main heat source for the house, on...
Mitsubishi Ecodan units are manufactured in Scotland and the price seems to be competitive.
Oooh...so many red flags hovering here! As an Ecodan owner on a single phase "normal" domestic supply, would/should my consumer unit have caught all ...
As I understand it, which a dangerous start to any internet fora post, what we refer to as the COP in an ASHP is actually the measure of how efficient...
No, I believe not. There is the correction for geographical location but not for exposure with the wind wash that can bring, which is why I erred to t...
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Degrees of Separation
Latest Posts
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RE: Cooling with air to water heat pumps
A quick update. I finally found a 'solar' roller bli...
By springswood , 1 hour ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
85kWh of gas usage, divided by 24 gives 3.54kW and adju...
By Old_Scientist , 2 hours ago
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 12 hours 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 , 15 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 15 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 16 hours 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 , 1 day 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 , 2 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 , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 3 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 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 , 4 days ago
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