there is 3 earths, 3blacks and 3 reds, i believe i have identified the switch wire using a multimeter but when its all connected up the switch loses power.
I tried to fit a new ceiling light in my living today, but when i connect the light to the wiring from the ceiling the switched live will lose all power when its all copnnected in the box. Could i have got a wire mixed up along the lines somewhere? There are 3 neutral all together, 3 reds all togeth...