The number of insulated wires. The junction box is where i run into the problem.
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Junction box has two sets of wires. Press question mark to learn the rest of the keyboard shortcuts. Each set of wires has a black wire white wire and a bare copper wire. Probably an outlet somewhere that had a floor lamp plugged in or the wires coming into the room hit the fan box first and then continue on to a downstream switch. If thats the case its possible that one set in the box either continues on to another junction box somewhere another light or outlet. The size of the junction box. Test with the switch before you hang the light.
It could be that one set of wires is your hot leg and the other set is your wall switch leg. If one wire is always hot thats not the one you want. Take a voltmeter and see if one set is hot. 2nd is that one of the sets of wires in you junction box is hot and neutral from the supply it is energized as long as the breaker that controls the circuit is on in your main distribution panel. The number of ground wires. Electrical wires run behind the walls and through the ceiling of your home meeting at junction boxes.
The new lights junction box has the standard 3 holes. Out of the ceiling are two sets of wires press j to jump to the feed. Its a diva which is made by lutron. If this is the case with the light switch on the wall turned off you will measure 120 volts on one set of black and white wires. Next connect one of the wires from the light to one white wire and the other wire from the light to the other white wire then wire nut both. The number of wires that are allowed in a junction box will depend on.
Some junction boxes have always hot lines present in case you want both a switched light fixture and an electrical outlet. It has 3 sets of wires coming into it. Then the other set of wires simply is connected to each side of your switch. Unfortunately the only thing you can do is map out the wires with a multimeter or experiment. It is a safety hazard to completely bury a junction box in a wall. This is not always the reason that you have two sets of black and white wires in a box.
A junction box also known as a splice or switch box is an electrical enclosure inside your home that contains wiring. If that is the case then you will need to fasten the black wire from the pair with the 120.
Gallery of Junction Box Has Two Sets Of Wires
