Last seen: Jul 23, 2025
Thanks Derek. That clarifies a lot. It has been very useful to work out the DT ratings of radiators when operating at the lower flow temperatures of a...
hi @derek-m I’ve been looking at your post and recognise what you’re saying and worked out the emitter output for all 7 rads at LWT 50. Can you conf...
Great sketch also of the pipework @riponowl @iancalderbank has great knowledge of your brand of HP so I’ll keep my comments to pipes and rads. As ...
reposted for information.....
@iancalderbank Youve made a slight misquote: I never said “not recommended” however I did say I thought the flow sensor information was possibly neede...
Suggest you check orientation limits of your flow sensor. Some makes and models shouldn’t be orientated with downward flow direction due to risk of ai...
all the signs are great at fixed flow temp setting however we don’t need heating yet. It’s too early to consider auto adaptive or WC as we have got ...
It occurs to me there may or may not be differences in efficiencies between the two heating cycles. However I’m also thinking that there are other ben...
@derek-m Thanks for your comments Derek. As an aside,We have altered our system so we now have removed the LLH, removed the second pump and checked...
OVERSIZING. to put a pinch of balance back into this debate. There is a risk of drawing conclusions based on assumptions about performance of an over...
@tufty its worth a call to your service engineer and ask exactly what the scale reading is. And a second question is to what temperature below 0degC...
Hi I’ve found a post from last December where I think you said you’ve got glycol in your system. If this is the case then you should be already pro...
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 , 15 hours ago
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@cliffhanger - seriously though, I have no idea. What I...
By cathodeRay , 17 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 , 17 hours ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 19 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 , 22 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 , 1 day 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 , 1 day ago
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 1 day 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 , 2 days 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 , 2 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 2 days 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 , 3 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 3 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 , 3 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 , 5 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 , 5 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 6 days ago
