Last seen: Sep 19, 2024
One possible way to get reasonably constant temperature control throughout your home would be to site the thermostat, but no TRV, in the coldest room,...
@iancalderbank A further idea that you could possibly test with your present gas boiler would be to not supply all 3 zones at the same time, thereby...
Hi Benseb, Just as a car engine has a minimum speed, so does a heat pump. What is probably happening is that your thermostat, if you have one instal...
@iancalderbank As I stated previously I remember reading that at least one of the controllers allowed the required DT to be set greater than 5. Unfo...
Hi Mars, It is my understanding that WC sets the WFT dependent upon the programmed curve and the outside temperature. You may therefore get variatio...
Heat pumps do not work particularly well with thermostat control, which is on-off. Most if not all of the modern heat pumps incorporate weather compen...
Hi Brooster, Welcome to the forum. Batalto is perfectly correct that a thermostat is not the ideal method of controlling an ASHP. The Mitsubishi C...
I would have thought that the opposite would actually occur. Consider the following. A heat pump is running happily with a Water Flow Temperature (W...
@iancalderbank There are some heat pump controllers which allow the required DT to be set to a particular value, within a specified range. Have a lo...
@editor Probably try 1 or 1.2 first and see how your system performs.
If wholesale gas price, as the graph shows, is 236.28p/Therm, this equates to 8.062p/kWh. A Combined Cycle Gas Turbine (CCGT) Power Station is approxi...
@julianc Try turning up your Nest to remove it from control. During Spring and Autumn you will still probably get some cycling even on weather con...
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RE: Powerwall 3 or Myenergi or something else?
Many of those tariffs are simple time of use tariffs, w...
By Temperature_Gradient , 9 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Yes thats the whole point of the flexis as regards tran...
By JamesPa , 9 hours ago
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So far as I can tell designing for DT5, which is 'the n...
By JamesPa , 9 hours ago
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Mitsu PAR-WT60R Wireless Controller - options
I hope I have satisfactorily installed the above wirele...
By DavidAlgarve , 11 hours ago
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WC curve best discovered by experiment anyway as any lo...
By JamesPa , 16 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 1 day 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 , 1 day ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 2 days 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 , 2 days 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 , 2 days 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 , 2 days 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 , 3 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 , 3 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 , 4 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