How To Find Bad Bulb In Christmas Tree

Press down the black button hold the tip about 1 2 in.

How to find bad bulb in christmas tree. There s a way to test and fix the entire string of miniature lights without testing each bulb individually. The most convenient way to test for faulty bulbs in a light string is through the use of a light tester. How to find a bad bulb in christmas lights. Check inside the box for any extra bulbs rattling around in the bottom and push down on each bulb to make sure it s solidly in its socket.

From the string and move it along the cord until it stops beeping at the defective bulb. When an entire string of christmas lights goes out it is because that string is wired in series. If you re able to locate a bad bulb just unseat the bulb remove the bulb from the plastic base and replace it. The christmas light tester will indicate which bulbs are bad and need to be replaced.

How to find the bad bulb on a string of christmas lights step 1. If all the bulbs are intact in place on the tree and not loose in the socket then unplug the tree again. Light testers search for the point in the string where the voltage changes between a good bulb with current flowing and a problem area with minimal current. For the christmas light tester to work the lights must be plugged into the electrical outlet correctly the narrow hot blade into the narrow slot and the wide neutral blade into the wide slot step 3 how to test a christmas light bulb.