How To Check Christmas Lights That Are Out

Slide this door open pry out the small glass fuse and examine it closely.

How to check christmas lights that are out. Christmas lights are one of the most iconic beacons of the holiday season. If the bulb moved noticeably plug in the lights and see if a loose connection was causing the issue. Assuming the bulb is still out continue to the next step. 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.

Modern sets of mini lights have a small cartridge fuse found in the cord plug inside a small sliding door. Unfortunately they are also notorious for being among the most finicky holiday decorations. Some christmas light testers work by having you slide each christmas light bulb through a hole. A multimeter provides a convenient way quickly to find the dead bulbs that will need to be replaced in order to restore your holiday decorations to their fully lit glory.

If the entire string is out you could possibly have a blown fuse. Some light strings may have two fuses. This is rarely the problem but it only takes a second to check. 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.

Use the light tester to check the first and last bulbs on the string sometimes these are not picked up during a sweep of the light strings and may be the culprit. Check the fuse on the light string. Twist the light bulb to check the connection. Check to see if the string has a fuse in the power plug.