How to determine the reference for the instrument without chandeliers

This is the method I had come up with, giving the viewer a curious answer my channel on YouTube, which did not want to buy even basic screwdriver indicator.

Surely electricians know him, and I invented the wheel, but before even thinking about it was not as close at hand has always been a screwdriver indicator.

method for determination

The method to determine common wire Chandelier consisting of two groups. For this we need an ordinary screwed into the socket with the bulb end of the line bred. It is useful to check the efficiency of light bulbs, with a cartridge connecting the probe to the electrical outlet, if it works, it is possible to define a common wire.

Observing all the rules of electrical safety when on the double switch and divorced from the ceiling wires connect our probe. Two wires, in which the bulb will not light, there is a wire from the switch, and the remaining third will be a common wire.

The article is written for informational purposes only and does not comply with the written calls without any special knowledge and skills, all of your actions, your own risk.

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