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Last seen: Sep 19, 2024
Because fractions of one degree can become important, I would suggest that you start by numbering each of your temperature sensors, fastening all the ...
@crimson The direction of water flow through the larger radiator would appear to be in reverse, which could be part of the problem. My understanding...
I assume that this water pump is after the LLH and supplying the various heat emitters via the 3 zone valves. My understanding is that a LLH is like...
@crimson How many water pumps and zone valves are in your system? A schematic diagram would be useful.
Hi Toodles, Sorry if I appear to be jumping in. I started writing a reply to the original post, but before I could complete, my Son called and we ha...
Do you still have the buffer tank? If the heat pump controller is indicating a small DT but the heat emitters are not emitting sufficient thermal en...
According to the manufacturer's websites, the Stelrad is rated at 1784 Watts and the Eskimo at 1540 Watts, I assume at DT50. What is the calculated ...
How many zones do you have and are they in operation at the same time? The heat pump DT reduces when the thermal energy output becomes greater than ...
Have you checked that the valves on both ends of the radiators are correctly adjusted? Any TRV's should be fully open and the lockshield valves should...
I would suggest that you get an Electrician to check the wiring for bad connections and to measure the actual current with a clamp meter.
@clairelp Don't forget that if you switch off the power to the heat pump the frost protection is no longer operable. Please ensure that the system c...
It is difficult to tell from the photo's, but PCB's for outdoor use should be coated with a waterproof lacquer.
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Latest Posts
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RE: Buffer tank on a 2 x 14kw Ecodan system
Yeah, someone dropped a bucketload of circulators on th...
By bobflux , 5 minutes ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
By Papahuhu , 14 hours ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
@batpred I mentioned earlier that targeting the payment...
By Toodles , 16 hours ago
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RE: Why don't people choose heat pumps?
@rob-of-york The Panasonic units also have a microscopi...
By Toodles , 17 hours ago
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 18 hours ago
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Six books in three years and I think I’ve now covered j...
By Mars , 18 hours ago
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RE: Grant Aerona3 13kw - Buffer Tank - Heating Journey
@heymikey Well done in achieving as nearer a match acro...
By Toodles , 1 day ago
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Grant Aerona - Weather Compensation and Schedules
Im trying to set up a friends Grant Aerona. The WC curv...
By bontwoody , 2 days ago
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RE: Air-to-Air Heat Pumps & Air Conditioning: UK Heating and Cooling Q&A
@jamespa I agree, the efficiency of Cosy Cooler ought...
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RE: How much of your renewable and home setup would still work if the internet went down?
I think you're right! 🤨
By Transparent , 3 days ago
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RE: Renewables & Heat Pumps in the News
ECO4 muddies the water somewhat, and then some. I thi...
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RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
If there is a drain nearby that's exactly what I would ...
By JamesPa , 3 days ago
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I think that CCGT plant in Lingen is more likely to suc...
By Transparent , 4 days ago
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RE: Heat Geek installations: share your experiences
@l8again fwiw my experience (Valiant but not with heat ...
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