1. According to the practical lighting requirements of the work site, determine the device orientation and method of the lamps, and then prepare the corresponding length of three-core cable according to the interval between the lamps and the 220V power contact.

2. First remove the fixing screw on the wiring cavity, pull out the wiring part of the junction box, and install according to the product manual and practice.

3 in the replacement of light bulbs, should first cut off the power supply, and then use hexagon wrench to remove the shell on the set screw, screw with a large screwdriver or other things to loosen the lamp cover 6 circles, and then use the hand to be careful to slowly remove the lamp cover, unscrew the old bulb for a new bulb.