Why did my Christmas lights suddenly stop working?

Why did my Christmas lights suddenly stop working?

Whether you’re using traditional incandescent lights or LED lights, your plug in Christmas lights may have gone out for any of the following reasons: The circuit isn’t carrying power. A fuse has blown. A bulb has burnt out and has created a cascading outage.

How do you find the fault on Christmas lights?

The easiest way to find faulty bulbs on incandescent Christmas lights is with a Christmas light tester. Simply bring the light tester close to each bulb. The tester’s indicator will light up when it’s near a functioning bulb.

Why are there two fuses in Christmas lights?

Typically, these strings of lights have two tiny fuses, one in each side of the AC line, located inside the AC plug. The fuses are intended to melt or “blow” before the copper wires in the string could melt or cause a fire from overload.

Where is the fuse located on Christmas lights?

The underside of the plug is where the fuses are located. Look for the arrows pointing on the socket. They should be pointing away from the cord and towards the male end of the plug. Locate the sliding door that conceals the fuses.

How can you tell which bulb is burned out on Christmas lights?

Are you looking at them unlit to find the one that is toast? You can tell which bulb is out on your string of traditional Christmas lights by looking for the bulb that is “burned out” by looking at the tiny little filaments in the light bulbs to see which bulb is “burned out” or has lost it’s filament.

Why are my outdoor Christmas lights not working?

If half a strand is working and the other half is not, you probably have a loose or broken bulb. Start with the first unlit bulb and work your way down, wiggling them to check for looseness. If it flickers, that’s your cue to replace it.

Why do only half my LED Christmas lights work?

Do all Christmas lights have fuses?

Short answer: Yes, most Christmas lights have fuses in the male plug end. If the entire string of Christmas lights has gone out, this is the first thing to check for troubleshooting.

Why are half my Christmas lights not working?