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Anonymous users2024-01-24This question you raised depends on the actual situation, for the light line to be accurate should be two control lines, one is the incoming line is what you said about the live line, one is the circuit is the zero line you said, generally requires the construction of the car brigade bucket wiring color separation, but some personnel drawings are convenient not to separate colors. Of course, there are other reasons, is there a town and air street lights on the ceiling! So if you want to understand clearly, it's better to let the electrician explain it to you on the spot.
One is connected to the bath bomb heating switch 1, one is connected to the bath bomb heating switch 2, one is connected to the bath bomb fan switch, and the other is connected to the power supply live wire, and the power supply live line is connected to 3 bath bomb switches at the same time to supply the live wire power supply. Finally, the zero line of the bath bomb is directly connected to the zero line of the ceiling. To sum up, 4 wires are used for the 1 in 3 out of the live wire to control the 3 electrical appliances of the bath bomb.
Two wires from the kitchen, one is the fire wire and the other is the neutral line. >>>More
It is best to use two expansion screws.
The bolt is 120*8, and the steel plate drilling screw is fixed and connected, so that the safety factor is higher. >>>More
The average price is calculated at 15 yuan per lamp, which is already good, but it is not interesting to have less climbing work; The problem of scaffolding, generally the rent of a pair of scaffolding is only a few dollars a day, and it is enough to rent a scaffolding for an activity. You can ask the scaffolding rental about the specific price, and then you can add it to the total price, or you can add it a little more appropriately, anyway, people have to bargain.
There are many kinds of problems in this situation: first, check whether the fan light has electricity, if the light is on, the voltage is normal, then check again, turn the fan blades by hand to see if it rotates, and turn on the switch at the same time, if the fan moves, it means that the fan capacitor is broken and needs to replace the capacitor of the same model. If nothing happens, you need to ask a professional to overhaul it.