I have a variable speed pump with 3 settings, does it make a difference what setting this is set to?
It was originally set to the second position but was recently changed to the higher setting by a plumber, just curious what difference this will make.
Thanks
HF
Thank you all for your replies....
Alfredo - It does still have the orange neons for the burner/reset. I have just purchased a new PCB for it and will give that a go.
Thanks again.
HF
Hi
I had a glowworm boiler fitted about 5 years ago and recently it has been doing strange things, it seems to function normally until it has operated for about 15-20 mins (or has warmed up) then the fan will come on as though its going to light up then it stops then almost immediately does...