Saving a few bucks is not worth burning down your house. ... have 8 strings of g e clear christmas lights that only the first half of the string works. Unravel the entire strand of lights. lights still don't work. As my electronic engineer friend would say, “that’s not electricity, that’s voodoo.” Throw that string away. Plug the lights into an electrical outlet. On a somewhat related note, I’m finding it difficult to tape these lights to the ceiling (stucco house paint, type ceiling, but very cheaply done). For light strings that commonly have over 50 bulbs, they are constructed in 2 or more continuous circuits. Remove corrosion from the plug prongs and plug the string in again. Powered by Discourse, best viewed with JavaScript enabled. I've fixed the problem by individually pulling each light and inserting a light you know is working. Don't force them in. Why is it that if you pull out or break one of the bulbs, the whole strand of lights goes out? Asked By: Dong Groneberg | Last Updated: 29th January, 2020, Don't pull too hard on the wires. So if one light bulb is out, then none or half of the lights don't work. A loose bulb, broken socket or frayed wire. How much does it cost to play a round of golf at Augusta National? Newer style LED (light-emitting diode) lights are the exception. Sometimes, if I drop it or jar it a bit, the entire thing lights up and will carry a current to the next set of lights. But, just a fickle as the first rough handling, a subsequent rough handling causes the lights to go off again. The color organ changes the voltage continuously causing the lights to flash. It’s really annoying, especially since I only got one season out of them. Unfortunately, if any bulb is loose or burned out, it will disconnect all the bulbs in that string. Continue with the voltage sensor to find the remaining bad bulbs, if necessary. Christmas lights are a big part of the holiday season. Sometimes, if I drop it or jar it a bit, the entire thing lights up and will carry a current to the next set of lights. Every year you take the box of holiday lights off the shelf, plug them in, and only half of them work. Don't pitch 'em, you can FIX them, and it's pretty simple, … Plug the lights into an outlet plug. If the net does not come on at all, you may need to replace the fuse. A regular strand of incandescent lights work, but whenever I plug in a strand of led lights in, only half of the strand works. If the, There must be a sufficient power source to generate the energy necessary to. If half the string is out, look for the dead bulb closet to the end. They weren’t the cheapest around, I found out, and they were cheaply made. I put up christmas lights on my house and they work fine until I put everthing away, then half of one string wont work. Your lights may turn on for a few seconds before you hear a popping noise and the lights cut off again. Duh! Next, check out our handy holiday decorating tips here. So I went to Walmart because someone told me they had cheap lights. The first several search results made me gag: people actually suggested cutting out the offending half-string and patching in another one. I have other strings which have only half the string light up. Tighten the bulb gently and checked to see if the rest of the strand lit up. Issues with Rope Lights Also, you can get non-contact voltage sensors in many places, including hardware and home improvement stores, electronics hobbyist shops, and electrical supply houses. One string comes on if you wiggle it? If both strings are out, repeat the procedure above with the other string. Now you can use your voltage sensor to find the bad bulb in the energized string. They can last 10 times longer than traditional lights. If the string still doesn’t light, you might have another bad one. Close the plug door. Actually. Like the incandescent strings before them, the, Pull out one bulb at a time, and stick a piece of folded up foil into the bulb socket. Why is this? Sometimes only a section of the lights will go out, making your job pretty easy. I’m throwing a party for my other sister and for a little decoration, I decided to hang my X-mas lights around the room and on the ceiling. None of them would have worked. Masking tape works, somewhat. If one of your LED light strands isn't working, it's probably just because it has a bad bulb. Blown Fuse – Just like mini string lights, the commonly included power cord of 120-Volt rope light can blow its fuse. So, you’ll have three wires–one common, one for one string and one for the other. I think I’ll just buy new lights. I saw this asked already with out a good answer. Why do Christmas lights go out for half the string, how does one trace the problem and fix it? Click to see full answer Also asked, why do only half of my LED Christmas lights work? (Friends from Wisconsin say that squirrels love to eat their lights.) (I’ll find lights from someone else). Turn the light switch and the circuit breaker on. If the entire string is out, start with a bulb at the end of the string. A string of lights typically has two parallel circuits and the power is carried through from one end to the other. The known good bulb becomes a tester as each bulb is replaced individually until the string lights up again. Then determine which string is out by unplugging first bulb #1 (the closest to the plug), then bulb #2 and see which one makes the lit string go out. Replace the blown fuse with a replacement fuse of identical size and rating. Use a clean cloth or tack cloth to wipe away any sanding dust, then try plugging in the lights again. The flasher bulb will only cause the circuit it is a part of to flash on and off. As November and December roll around, you might see strands of lights everywhere -- on Christmas trees, houses, shrubs, bushes and even the occasional car!Have you ever wondered how these lights work? Yes, the LED Keeper can find the culprit. Each string taps one backbone wire at one end, and the other backbone wire at the other end. If all or part of a string of lights is dark, the problem may be a broken filament or a faulty shunt. Step 1 Blown Fuses With the plug in hand, slide the door marked "Open" in the direction pointed by the arrow. If you replace the end bulbs and the string of lights still does not work … If the string is still dark, continue to the next step. Unplug the lights. Sometimes touching and twisting the wire fixes it. It can be quite time-consuming to replace individual bulbs until you find the culprit causing the problem. Remove the two fuses, and inspect them by looking at them up against a bright background (such as the sky). Use the small flathead screwdriver or kitchen knife to cover the fuses back up. How can I test Christmas lights without a tester? The only way to restore the circuit in a series lighting scheme is to replace the bad bulb with one that is known to work. When it comes to lens damage, the general rule is if the lens is cracked all the way through to the core of the LED, then either the entire set or on longer stringers, half the set will go completely out. Usually christmas decorations have two or one sets of wires that goes through the decoration. Probably not the ideal solution, aesthetically, but stucco is difficult to attach things to temporarily without pulling some loose. Within each string, all lamps are in series. So it sounds like you have at least two bad bulbs in the string that doesn't work (at least one in each parallel/half) of the string, and at least one bad bulb in the half of the other string. How do I remove a broken lightbulb from the socket? How do you troubleshoot Christmas tree lights? High heat and pests can take a toll on lights. 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. Remove the two fuses, and inspect them by looking at them up against a bright background (such as the sky). I've checked for missing bulbs, and these days the string is supposed to stay lit when individual bulbs burn out. Or 2 years old be quite time-consuming to replace the other with a known good.. The commonly included power cord of 120-Volt rope light can blow its fuse corrosion. Different, you’ll have three wires–one common, one for one string and one for one why does only half a string of lights work one. Need to replace the blackened fuse lights do n't work of room where the lights not. Need is a bulb first bulb in the lights do not become tangled again while you.! 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