There is no additional black wire, the earth is not loose it's all connected its the extra live I'm more worried about + the way it's connected it works but is permanently on
hi all this is my first post on this site, i am struggling to understand a lighting circuit to my shed, this light has never worked in the time ive been in this house, i have attched a picture and am hoping you guys can tell me what goes where
thanks in advance
steve