How To Fix A Bad String Of Christmas Lights

Finding bad bulbs on incandescent christmas lights.

How to fix a bad string of christmas lights. Christmas lights are one of the most iconic beacons of the holiday season. Incandescent string lights are wired in a series. Larger light strings may contain two circuits. However unplug the string of lights which shows the problem.

To fix christmas lights if the entire string goes out start by unplugging the string and opening the fuse case which is the plastic box attached to the electrical prongs. It may need some. So at first check the fuse when lights show problem from being lit. We couldn t fix it by replacing the bulb right where the light string stopped working so i looked into it and found this helpful but a little too technical article.

Second test the christmas light bulbs with an inexpensive tester available where holiday lights are sold and online usually changing a problem bulb or tightening it will fix the entire strand. Yesterday we had a three wire christmas light string where the first half of the string was working but the second half of the light string wasn t working. But the latest led lights require one a tiny fuse. Larger light sets often have two or more circuits wired in parallel which explains why sometimes just a section of the string goes dark.

Procedure to check and replace the blown fuses. Unfortunately they are also notorious for being among the most finicky holiday decorations. If you find yourself troubleshooting christmas lights more often than enjoying them then learn how to fix christmas lights quickly and identify problems before they start with the help of this guide. Some christmas light testers work by having you slide each christmas light bulb through a hole.

The christmas light tester will indicate which bulbs are bad and need to be replaced. In most cases simply replacing one bad bulb will fix the.