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Last seen: Mar 21, 2026
@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...
Hi I guess rural Devon can be quite cold over night. If you have anti freeze valves fitted on your outside pipework it’s worth remembering they activa...
Hi Kev-m. We had the same missing data on our ftc controller back in January. Mitsubishi asked for our serial number and the installer came out and re...
Thanks Derek, based on info at point of post nothing has been ruled out. There are known, identical performance issues attributed to a small number ...
I can see from your last picture above that you are indeed set on Weather Compensation. looking at your last picture your left hand button, when pr...
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