Mount the new fixture. You can also use them for elevators and escalators 62011c class 1 control and power limited circuits 72527b and nonpower limited fire alarm circuits 76027b.
Swap Out Those Old Crappy 3 Way Light Switches For Good Cnet
4 wires light fixture. When the fan was removed i had four wires. Once the wires are disconnected unscrew here and the fixture is off the ceiling. After youve disconnected the wires the old light fixture is generally free to be removed. Attach the new light fixture to the ceiling mount using screws bolts or whatever other style of hardware is provided. Unscrew the wire connectors the red parts in the image above and separate the fixture wiring from the ceiling wiring. One for the light one for the motor.
Per 40210 and 40211 you can use fixture wires to connect luminaires but you cant use them as branch circuit conductors fig. The other black and white wires are the electrical circuit for the switch. You must protect them against overcurrent per 2405. Same image as above this one pointing out how to remove the light fixture. One of the black and white wires goes to the light fixture. Turn on the power.
Bring out the new light fixture and match the differently coloured wires to the wires hanging from the ceiling using the provided connector system. For class 1 control circuits follow. Disconnect the wires and move the old light fixture to a safe place. If the light can be turned on or off from switches at each. Im replacing some old light fixtures with recessed light fixtures and when i removed the old fixtures i found that there are 4 romex cables in each ceiling box. My recessed light fixture boxes are small and theres no way i can fit 4 cables they have 2 knockouts and are about 9 cu.
Be sure to. Connect the new wires. Again this may vary given the light fixture youre working with. Theres no universal way. At this time you can install light bulbs and turn the breaker back on. Ground neutral white and two hot black and red.
Remove old light fixture. If youre using fixture wires for motor control circuit taps follow 43072a. My light only had ground green neutral and hot.
Gallery of 4 Wires Light Fixture
