When I entered the door tonight, I turned on the light switch, and the light flashed and then went o

Bathroom switch socket should be waterproof measures Generally, the switch is installed outside. Inside the installation is to add a waterproof box. You obviously have poor contact caused by moisture inside the switch, so you can disassemble it to dry and then install it.

This is a wiring problem, the main control board of the three-gear lamp in the living room can be replaced, some things do not want to repair especially this three-gear lamp, if the main control board is replaced is not good, see if the controller of the distribution box lighting is not in poor contact. And the most critical thing is that this kind of three-gear light If it is an LED, you have to see if the LED connector is loose during installation, remove the lamp to see, it is recommended to find an electrician to take a look at it, electricity This kind of thing is not professional or less touched, if it is an old house, the wiring problem is very likely.

If the lamp is burned out electronically, it will also trip (some LED bulbs will also do this), is it possible that the segmenter is broken?

The lighting line is separated from other lines, and the main lighting switch can be connected at the beginning of the line. The premise is that the switches are on when you leave.

3. All 220V one directly goes to the load and one goes to the hole in the middle of the switch, and then takes two wires to connect the upper and lower holes of the switch, these two wires are connected to the upper and lower holes of the other switch, and the other switch has an indirect line until the load.