Last seen: Sep 16, 2025
I agree, but is that by design or by accident? There is also some evidence of overshoot at the end, not beginning, of the cycles in the chart I posted...
@jamespa - agreed. But never one to sit still, I have been thinking about another possible cause for the low OAT deficit, which does involve, indeed i...
@jamespa - all agreed, even most of the part in the middle about the PWM cable connection/disconnection test, with the minor difference that while the...
I don't think we are far apart, what differences there are are down to semantics and writing styles. I note you tend to use explicit often bracketed c...
To I hope clear up some points: I can say what I like (within the usual limits) but equally I am open to refutation! This is actually a woolly bi...
Perhaps the most interesting period in the chart is not when the heat pump is misbehaving, but when it is behaving, ie running at steady state, eg be...
Thanks. In reply: The flow temps are high by design. The rads (all rads, no UFH) are as large as can be (and are are all bar two K3s) but the height...
Part 4: Software Installation - OS (operating system) and Home Assistant Disclaimer(and this is entirely my fault): because I did my own install...
Great, and good luck! Do take your time, the old think three times, measure twice and cut once routines. If you have any questions, don't hesitate to ...
Latest Posts
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 6 hours ago
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@cliffhanger - seriously though, I have no idea. What I...
By cathodeRay , 8 hours ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 8 hours ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 10 hours ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 13 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 16 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
I've never physically seen it, but I seem to recall som...
By cathodeRay , 16 hours ago
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 17 hours ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 1 day ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 1 day ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 1 day ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 2 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 2 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 2 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 3 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 4 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 4 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 5 days ago
