How to Wire a Light (with Pictures) - wikiHow May 07, 2011To wire a light in your home, start by switching the appropriate circuit in your fuse box to “off” so you can work safely with the wires. Next, twist together like-colored wires coming from the fixture and the wall or ceiling, such as black with black and red 50%(4)Views: 90K Battery - Fuse Box - LED ceiling lights - Starcraft RV Nov 01, 20183. Next I inspected the fuse box and saw there was a red warning light next to the 30amp main fuse. I replaced the fuse. The red light went out but still no lights. 4. The fuse box's the first 15amp fuse was labeled "ceiling lights" so I also replaced that one but still no lights. 5.