There is a small tab on the face called the fass which is required by code to physically disconnect power for changing light bulbs installing a fixtures etc. They turn the light to the off position but in fact there is still a current going through the switch.
What Is An Efficient Way To Write A Two Way Switch
Light switch turns on in off position. You might notice this type of issue if the light bulb flickers while turned on. The light switch doesnt turn the light off and on. If it is a single pole and not a decora style it should have on and off printed on it and would be impossible to reverse the function. Lutron maestro switches and dimmers are set up this way. The other light switch just turns off on the on position and on on the off position but the breaker does not trip. It is natural for a dimmer switch to generate some heat that can be felt when you operate the switch normally youll feel it when you turn it off.
When i turn it to the on position the lights go off and the circuit breaker trips. Mostly likely problem is the switch either bad contacts in the switch itself or my bet it was wired backstab fashion the wires are inserted into holes in the back of the switchreceptacle. When i turned the power back on the light came on but i had the light switch in the off position. This can be caused by different events. A third problem that might be blamed on the light switch can actually caused by the light fixture itself. One thing i probably should of mentioned is that the switch is part of a block of 4 with the other switches the right way round.
The problem switch is on the left handside dining room switch mid left for the new fitting that works hall light is mid right switch and upstairs landing light righthandside the landing light is two way with. Turn the light on first. A wire getting loose in a terminal screw or in a wire connector at the switch or light fixture could cause the flicker. But you are describing a three way switch and the other one was used to turn the light on or off which reversed the function of the one you usually use. Take off the cover plate. The light stays on all the time so i.
When the light goes on youve found the wire that needs to be on the lower terminal instead of the top one. I am a bit anal about safety so take a meter and confirm that. Confirm that the light is off. Then turn the breaker off that controls that light. This occurs because a dimmer operates by dissipating some of the heat of the full current flow in order to dim the illumination of the light fixture. Light switch only turns off in middle position if the switch is just plain worn out the toggle may disconnect the circuit only when its in the middle position.
When i turn the light switch at the end of a gfi line to the off position switch is labeled offon the lights turn on. Look at the switch.