maybe I should elaborate on the problem -
the new switch has the L1 and L2 terminals but also a wiggly line with an arrow through it. The diagram shows all 3 in use in some way or another but it differs from the original setup with the standard double switch.
I assume the plain red is the...
Hi,
Just bought a double dimmer switch to replace the one in my kitchen - simple one might think, however the wiring I'm presented with is confusing me.
At present there are 7(!) wires behind the existing double switch -
Neutral (yellow/green) - not connected
3 Black wires -...