Remove corrosion from the plug prongs and plug the string in again.
Easiest way to troubleshoot christmas lights.
If not you must remove the new bulb plug in the original bulb and continue to the second socket.
First slide back the plastic covering on the plug to check the christmas light fuse.
If the strand lights great you have solved the problem.
A blown fuse will turn the entire string.
Please note that this method helps with blown bulbs and n.
The best option is to use either an electrician s multimeter or a tool specifically designed for repairing christmas lights such as the lightkeeper pro.
Finding the dead bulb storebought tools.
New christmas light fuses are available where christmas lights are sold and at some electronics stores.
The lightkeeper pro is a trigger operated tool that sends a pulse of current through the light string to identify the faulty light bulb and repair the shunt.
Buy a christmas light repair tool.
The tool comes in a kit form that includes extra light bulbs a continuity tester and even a battery tester for testing various batteries.
Try this if the entire string goes out.
How to fix christmas lights that are half out method 1 of 4.
Changing a bad bulb.
Check out our recommendations for the best extension cords for outdoor christmas lights displays.
Replace any blown christmas light fuses.
Most of these tools include.
To troubleshoot in this scenario start by swapping the first bulb in the strand with a new bulb preferably one you know works such as a borrowed bulb from a working strand of lights.
Some christmas light strings have more than one fuse in which case they ll be next to each other.
Pull up from the plastic seat of the bulb not the bulb itself.
If you tug on the.
I could never guess but you can repair your christmas tree lights quite easily using this method.
I also tried a light keeper pro to get a string of lights working.
How to fix christmas lights method 1 of 4.