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Last seen: Sep 19, 2024
@iancalderbank One thing that I would definitely recommend, whether you eventually go for a heat pump or not, is to try to improve the energy effici...
One can carry out calculations until one is blue in the face, but if the system design, installation and commissioning is not done correctly, one coul...
Have you been provided with any heat loss calculations? The size of heat pump required would normally need to be 1.25 to 1.5 times the calculated heat...
The functionality of the Ecodan controller appears to be somewhat similar to that of a PID Controller (Proportional Action, Integral Action, Derivativ...
This is one of the reasons why weather compensation cannot provide perfectly accurate control of the indoor temperature, but because the change in out...
I think that you will find that the above technique would work fine if the only influence was the outside air temperature, but takes no account of oth...
Hi Katie, It may be possible that the water flowing to your upstairs hot water taps is via the 'green pump' pipework rather than the pipework from t...
[/quote] Let me explain a little bit about heat loss and weather compensation (WC). If there is a difference in temperature between the inside of ...
Personally I would suggest increasing the time interval to 60 minutes, since this is probably the more stable starting point.
I usually suggest initial Weather Compensation (WC) settings of Leaving Water Temperature (LWT) of 50C at an outside air temperature of -5C, and LWT o...
Hi Katie, That makes a little more sense. Each device is a flow regulator/indicator, which I do believe have an operating range of 0 to 6 litres per...
Please explain what you mean by 'valve pressures'?
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