
Even a small crack in the glass tube can render the neon light useless unless repaired. In most cases, you will have to isolate the broken or cracked part of the fixture, create a vacuum seal, and then heat the glass until it melts and bridges the crack. The second reason is that most glass neon light fixtures contain mercury.
How do you repair a neon light?
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What happens if you break a neon light?
What causes neon to flicker?
- Check the voltage supply to the light and look for any loose connections.
- Look for broken wires, a shorted wire, extremely low voltage or defective tube section within the neon light system.
- Check for any leaks along the glass tube.
- Check that the transformer is still working properly.
How do you repair a neon sign?
With a simple pair of pliers and any necessary replacement parts, you can repair a neon light in less than 30 minutes. Determine if any part of the neon tube is cracked or broken by shaking or jiggling the tubing gently. If there are cracks or broken parts, remove the affected parts by unwinding the mounting wires with your fingers or pliers.
How to dispose of neon lights?
- Place any soft materials inside a sealed plastic bag
- Avoid spreading broken glass or mercury powder
- Wipe up mess with wet paper towel (including shoes) and place used paper towels into a sealed container (preferable a glass container)
- Take broken fluorescent tubes and clean up items to local e-waste facility for more information

Can broken neon lights be fixed?
Although neon tubing is touted for being a budget-friendly and durable option for many businesses, it does have some drawbacks. Not all neon signs are made according to the same standard! The good news is that most neon signs can be repaired, but they have to meet certain criteria first.
How do you fix a neon light?
0:344:26Neonetics neon sign - repair neon tube replacement - YouTubeYouTubeStart of suggested clipEnd of suggested clipBut you would get to change the broken bulb in the sign they all fit exactly. So first we're goingMoreBut you would get to change the broken bulb in the sign they all fit exactly. So first we're going to take the sign out of the box. Then we're going to take the little rubber pieces.
Is it worth repairing a neon sign?
The cost of repairing a simple break runs about $50 if neon and $60 if it had argon gas, as the tube has to be cleaned prior to being repaired. Often a break will destroy several feet of glass and you may be better off having a new tube made. On older signs that used argon gas, mercury vapors have clouded the glass.
How do you fix a LED neon light?
0:4813:18How do I repair my damaged LED neon lights? - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou can use shibaling or chilean silicone glue.MoreYou can use shibaling or chilean silicone glue.
What causes neon lights to stop working?
Look for broken wires, a shorted wire, extremely low voltage or defective tube section within the neon light system. Shorts and broken wires will not transfer any voltage to the light. If several neon lights are connected in a series and one is broken then none of the lights will work.
Why do neon lights go out?
Electrical wire burnout:- 80% of all neon sign failures are due to electrical wire burnout. Due to the high voltage required to power a neon sign and the high temperatures involved, electrical wires can fail. This electrical wire burnout can result in all or part of the sign to stop illuminating.
What do you do if a neon sign breaks?
Once a neon light breaks or cracks, the neon gas immediately escapes and there is no gas remaining. Please dispose of the remaining pieces as there is no way to repair broken/cracked glass once the gas escapes. For more information on how neon lights are made, see our article on Real Neon.
How long do neon signs last?
between eight and 15 yearsMost neon signs are expected to last between eight and 15 years, although many continue to function for much longer than that. Leaving a sign switched on for prolonged periods can shorten its lifespan, and leave it at risk of overheating or sustaining damage from electrical surges.
How much does it cost to repair a neon bar sign?
Repairs start at $119.00. If your sign has one broken tube the cost for the repair the sign is typically $119.00 +tax. We offer quantity discounts if you have more than one broken tube or more than one broken signs. When we repair your neon sign we remove the broken neon tube and fabricate a new replacement tube.
Can you replace neon with LED?
Similar to standard LED rope lights, it only needs power on one end. While glass neon requires a complete circuit, you only need an end cap to complete your LED neon installation.
How do you test a neon transformer?
Look at the neon sign that is plugged into the transformer. Look for flickering of the light (other than the initial flickering during the warm-up phase of the neon gas). If the light is flickering, then the current supplied by the transformer could be erratic or the neon sign itself could be worn out.
Why do Neon Lights Malfunction?
Neon glass lights are by nature fragile, you have to protect the glass tube and make sure the neon gas inside doesn’t leak.
Neon Light Repair
You may have noticed neon signs where part of the sign is unlit or flickering. To avoid such a fate, make sure to follow these remedial protocols:
Reasons to Replace Neon Lights With LED Neon Lights
As you can see, it is really hard to maintain traditional neon glass lights. Also, glass neon light fixtures are still partly a cottage industry. Each glass lighting fixture has to be made with the utmost care which drives up the price of these lights. Replacing them is both costly and a hassle.
How to Install LED Neon Lights
LED neon lights are super easy to install and you don’t need professional help to do so even for larger projects. They are safe to handle so you can manipulate them any way you like.
Conclusion
LED neon rope lights are the neon lights of the future. Get with the trend by browsing our catalog and finding the best LED neon tape lights for your project. We also produce high-quality LED strip lights such as 5050, rgb. If you need help deciding which neon rope light is better, reach out to us or make comments below. We’ll sort you out.
Why does my neon light flicker?
Low power will cause a blinking or flickering neon light. You may need to use a step-up transformer if the voltage to the light is not high enough. Use a multimeter to check the voltage on all electrical spots.
What is a neon transformer?
Transformer. Fix several issues with neon lights. A neon light is also known as a luminous tube. This form of lighting is frequently used for signs. The basic design of the neon light is a glass tube with an electrode at one end. The glass tube is full of an inert gas, in this case neon.
How to take neon signs apart?
If you don't want to try taking it apart you can try spraying the sign with a detergent / cleaner and spray it off with water. Keep in mind you should blow off all excess water and let it air dry for several days (setting it in the sun would help). Painting your neon sign.
What do you do with neon signs?
fix, repair and / or replace parts on your neon beer or other neon signs. With basic skills and tools you can diagnose and repair your neon sign. Some things can be fixed, other things like broken or burned out neon tubes. or weak or burned up transformers must be replaced.
How to check if a transformer is loose?
You can do a basic check of the transformer by disconnecting the transformer lead wires from the tubes. Find the spot where the transformer lead connects. IF the insulation boot is loose slide it away from the glass tube, twisting helps (be careful don't twist the glass tube). Assuming it isn't loose, you should cut it.
How many volts does a neon transformer have?
1. Neon sign transformers typically have an output of 4,000 - 12,000 volts. Yes that's enough to kill you, at the very least it will knock you down. Worse yet you might jump and break another tube on your sign, and you know how painful that is. With a little care you will live through this.
How to remove neon tubes?
Using the basic rules for neon tube removal, take them off. Once off you can wash them in the sink, a good detergent works best, soaking is good. I like using a soft pot scrubber, gently rub the tubes till the gook comes off, and rinse.
Can you push neon tubes?
You MUST NOT push on the glass neon tube unless you support it with your other hand (the hand you are about to cut if you slip). Now you can pull the insulation tube away from the glass tube. You may need to lightly twist or cut it in several places. You should see something like this, usually the wires are wound.
What step to skip to when neon lights up?
If this works, skip to step 3. This step should work for all neons that partially light up and just need a bit of extra energy help. If you have a flickering or dim neon, especially from periods of long rest, step 2 will work better for you.
Can you see powder coating on glass?
If you look closely, you can see the powder coating inside the glass. Sometimes these gasses can pool or migrate. Especially if they travelled or were stored in cold temperatures, or experienced altitude changes like shipping by air (the pressure inside the glass is very low).
Is a neon light low voltage?
All our real neon lights are low voltage, and if any of these above situations occurred, your neon light may need a little help from you to get excited again. Follow the guidelines below to give your neon light some extra energy and bring it back to life!
Can neon lights be left in the garage?
If you left your neon light (for example) in a cold garage over the winter, it may need longer time. If these steps did not resolve the problem, check to make sure there are no cracks in the glass where the gas might have escaped .
How do neon signs break down?
One is when the smaller parts of it break, and the other is when the tubes themselves develop cracks. The former is easily fixed, while the latter is not. Here is how you can fix most of your neon signs with a little knowledge.
What is neon sign?
Neon signs are the best visual impact one can have on a mind as compared to many other forms of advertising. And they are highly durable with limited maintenance requirements. But even these advertising aids can break down and leave the owners wondering what to do.
How many volts does a neon sign output?
But you need to be very careful with the transformer, which produces an output voltage from 4,000 to 12,000 volts. Never handle any component of the neon sign while the sign is still being powered.
What to do if a sign is too old?
If the sign is too old, then consider replacing rather than repairing it. You need to use a tube with the same diameter as the existing one, because mismatch in the size of the tubes is easy to recognize! Now, the most difficult part, which is called the glassblowing.
Is it hard to repair neon signs?
Actually, neon sign maintenance and repair is not that difficult a task, and one can definitely master it with a little knowledge of it. A few basic things like cleaning and scraping are required, along with tube re-pumping and welding.
Can neon signs break?
Neon Sign Repair. There are essentially two types of ways a neon sign can break down. One is when the smaller parts of it break, and the other is when the tubes themselves develop cracks. The former is easily fixed, while the latter is not. Here is how you can fix most of your neon signs with a little knowledge.
Can you use a bending material for a neon sign?
You can also use a bending material for making the pattern. You must fill in the part that is missing in the broken sign; as best as the original one. A past picture of the same neon sign would be better for reminding you about it. Your pattern is ready. Moving on, here are the repair instructions.
