How to fit a usb plug socket in the uk old and new wiring colours duration. Then use a voltage tester to make sure that the circuit is dead.
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Changing a light switch uk. Now get the replacement light switch ready using its on off labels to help you orient the unit. Isolate the circuit and confirm that the power is off with a voltage tester. Just ignore the l2 terminal. Mark from mtr electrics shows you how to safety install a new light switch in your home. Gsh electrical 20601 views. Connect the cores to the correct terminals of the new switch and tighten the screws.
L1 is off when l2 is on and vice versa depending on the switch position. If the wires are connected to screw terminals turn each screw counter clockwise with a screwdriver to loosen and slide. If the wires are connected to push in connectors the. To replace this kind of switch follow these steps. Two way switch uk light switch a two way switch for switching a light from two different locations like in a hallway has a common c a l1 and an l2 terminal. If the switch has both screw terminals and push in holes most electricians recommend using the screw terminals for a.
You can use a two way switch for one way switching. How to replace a one way switch. Then check theyre. How to terminate our 1 gang one way and a 1 gang two way light switch wired in pvc twin cable duration. Charlieshooters knowhow 112929 views. Unscrew and remove the switch plate.
Unscrew the switch from the electrical box and pull it out with the. Then unscrew the switch faceplate and pull it forward so you. Your local niceic electricians in bexley bromley dartford and sevenoaks. Turn off the power to the switch at the main circuit breaker or fuse panel. If necessary use a wire stripper to expose about a half inch of both the hot and neutral wires.
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