Last seen: Jul 30, 2025
Here's an interim chart for the last week, with key events added (CC3->CC1 is the secondary circulating pump setting):
I should add that there is another problem we have been trying to solve, so far without success, the question of how much setbacks (eg an overnight se...
It is the problem we were trying to solve, we being largely but by no means exclusively @jamespa and me. As JP has already mentioned, he has a backgro...
@bobtskutter - you may not have seen them (and why should you!), but we have at various times discussed using empirical methods of determining heat lo...
As you haven't specified which correlation method you have used (a number exist), I assume you have used Pearson's correlation coefficient (which is r...
@iantelescope - I think you are still confused about the difference between a volumiser and a buffer tank. Take this from the MCS guidance you posted:...
@jamespa - I think it also applies to an informal DIY assessment, that's why I am stating it here, because it may not be immediately obvious to everyo...
It wasn't so much a question as an observation: "What I think it means is you have to pay very close attention to the IAT". Instead of using "the (i...
The problem is it is often buried in the detailed product engineering data, not in the promotional literature, and it is a bit much to expect consumer...
A well recognised symptom of HDHD (Heatpump Deficit Hyperactivity Disorder). CBT (cognitive behavioural therapy) can sometimes help. Possibly, bu...
Latest Posts
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RE: 300 Liter Tank - Do I have to heat it all?
I agree with @morgan. You can turn down the target t...
By JamesPa , 12 minutes ago
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@jamespa You are right I must have cranked them down to...
By Grantmethestrength , 14 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
Then that is what you should demand. As I say above Im...
By JamesPa , 47 minutes ago
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RE: Double or Triple Glazed Windows?
As I have reported elsewhere, we replaced all our glass...
By downfield , 14 hours ago
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How to waste energy (and time) playing with AI.
A friend of mine who subscribes to an AI service was ex...
By Toodles , 15 hours ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
@topher you’re more than welcome to, yes. I’ll send you...
By Mars , 1 day ago
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RE: Fitting new shower valve ..........
I’ve never taken a chance when fiddling and changing ou...
By Mars , 1 day ago
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You should contact the council and report the unsatisfa...
By JamesPa , 2 days ago
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RE: Benefits of an extra horizontal loop for GSHP
I would deffo install an additional slinky run, especia...
By Transparent , 2 days ago
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RE: Say hello and introduce yourself
@editor fab - thanks Mars, and keep up the great work o...
By normpang , 2 days ago
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RE: Compressor and Evaporator Stratification
@trebor12345 So I think the 1st zigzag section shows so...
By ASHP-BOBBA , 3 days ago
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RE: Is this just haze or something more?
@majordennisbloodnok I was giving a talk to primary sch...
By Toodles , 3 days ago
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RE: Tesla Powerwall – More of a ‘Luxury’ Than an ROI Winner!
We had our Tesla Powerwall 3 (and Gateway) installed ea...
By Old_Scientist , 3 days ago
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Indeed. With a battery its presumably the battery con...
By JamesPa , 3 days ago
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RE: No-code, plug-and-play monitoring for your heat pump
To update an ESP device using ESPHome in Home Assistant...
By Grantmethestrength , 4 days ago
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RE: The good, the bad and the not that great – my heat pump installation
Said I would pop back with a update. Only Mr Jesus h...
By Burtis , 6 days ago
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RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 7 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 7 days ago
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RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 1 week ago
