just fitted an s-plan controls pack. getting power to clock. as soon as i switch on heating or hot water- 3amp fuse blows. all wired to the book. any ideas please?
having a lot of trouble with a ferroli falcon. keeps cutting out on ch and hw. more so on hot water. replaced both sensors. ch overheat stat and limit stat. replaced pump and given it a good powerflush. any advise please?
