Thanks for the speedy reply. Got it for the red wires, so the neutral goes into L2 or stays in the isolating block? The back box is plastic but the new dimmer face pate is metal so would I need to connect the earth to it? As there is an earth terminal on it.
Hi All,
I am after some help please? After decorating our lounge I am trying to replace a standard light switch with a dimmer switch for a new LED ceiling light. The current switch has one red wire in the top connection and two red wires twisted together in the bottom one. The earth and neutral...