no it doesn't buzz at all-it's silent. the temperature dial when turned does influence the temperature but after a few seconds displaying a figure it then returns to f5.
there's no sign of high temp
I've noticed a lot of f4 problems on here but nothing as yet for the f5;
It says something about the flue temperature censor being faulty---checked the manual it looks like i might just have to bite a bullet and get a replacement-a few questions then;
any reason to try and open it up, have a...