They work because the toilet is likely the last light, meaning 1 cable is likely the Permanent Live in and the Neutral, 1 cable is to the switch L and SL, the 3rd cable as you know is likely the fan cable.
Why are they all parted?
A picture of it all connected would have been more helpfull.
If you have no power at the supply cable, then the fault could be between there and the next room, however this is unlikely to fail due to you disconnecting the fan, are you sure your not holding something back, a short circuit is usually the reason a connection blows further back. when nothings been touched.
Why are they all parted?
A picture of it all connected would have been more helpfull.
If you have no power at the supply cable, then the fault could be between there and the next room, however this is unlikely to fail due to you disconnecting the fan, are you sure your not holding something back, a short circuit is usually the reason a connection blows further back. when nothings been touched.
