Wiring Up A Dimmer Switch Uk. Going into c of 1st switch 3. Simple and easy to understand video on how to safely wire a dimmer switch.
If necessary strip the cable to suit. Despite turning off the electricity it s important to test for residual electricity. Test the switch with your voltage tester.
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Connect the wires to the accessory following the instructions in the wiring diagram. No matter what electrical work you do the electricity supply has to be off. The wall switch has two whites together caped two blacks in the switch and then the green. It doesn t matter if you reverse the two switch wires to a single pole dimmer.
