If you find the light switch won t turn off immediately after you ve installed it it s probably because you wired it wrong but if the switch has been working and suddenly you find the light stays on when the switch is off the switch is malfunctioning.
Wall light switch not working.
Make sure your voltage tester is working before you test the switch.
If the wires were loosely connected electric arcing may have generated enough heat to melt the plastic casing of the.
Are you trying to figure out why a light bulb appliance or light fixture is not working when you flip the switch.
This problem can be felt by touch as the plastic piece is usually loose in the switch without any spring tension.
If the light switch isn t working at all there may be no power to the circuit.
Usually it s a simple solution like a burnt out light bulb.
If the light had been flickering however you ll probably need to go a bit further.
Insert the leads into a working electrical outlet.
This is the simplest solution you ll want to try first that may fix the issue.
One mechanical failure easy enough to recognize is an internally broken toggle where the lever inside is unable or only occasionally able to activate the contactors.
The light switch on a wall can be repaired using a number of common tools you may already have in your home.
Diagnosing light switch problems.
Typically the location of the electrical short will need to located after identifying all of the affected devices that are on the circuits that are not functioning.
The problem is probably that the toggle has disconnected from the circuit terminals.
Make sure the breaker to the switch is on in your breaker box and determine whether there are any other tripped outlets and switch them on as well.
Fix a wall light switch with help from a residential and commercial contractor in this.
The problem may be a loose connection or a tripped wall outlet.