How to Replace a Light Switch

For most people changing a light switch may seem daunting because of the fear of electricity and the uncertainty of messing things up if it all goes wrong.

Like any electrical work..If unsure about your capabilities then seek professional help from a qualified electrician.

Here is a step by step guide to replacing a domestic one-way light switch.

Tools Required:

  1. Voltage tester
  2. Screwdrivers
  3. One way switch
  4. Green/yellow earth sleeving
  5. Red PVC electrical sleeving
  6.  

Method:

1. Turn off the power from the circuit by switching the power to the correct fuse off on the miniature circuit board (MCB)

2. Make sure the circuit is not live by testing the live wire of the switch  with a voltage tester. When you are absolutely sure that the circuit is not live..

3. Use the screwdriver to unscrew the two screws holding the switch faceplate to the base.  Pull it forward to reveal the wiring connections.

4. Take a picture with your phone, take notes or draw a diagram to help you remember how the old light switch is wired before you start to remove any wires.

5. Remove the wiring from the back of the switch and discard.

6. Take the new switch and connect the wires to the correct terminals of the new switch. Make sure the connector screws are tight by tugging gently on the cable each time you place one in the terminal.

7. When you are satisfied that all the connections are secure then screw on the new faceplate

About the Author: myhomehandyman

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