Recent content by Sparkie

Thanks Albert for your reply, very helpful. I'll give it a go tonight. Fingers crossed I'm still around tomorrow. Sparkie

I have 2 lights, controlled by 3 switches. I am trying to replace one of the standard switches with a dimmer. I have selected the one I want to change and taken the cover off. At the back of the switch there are two holes at the top labelled L1 and two at the bottom labelled L2. A red and...