When it stopped turning on, I replaced the bulbs. please help I always have to turn bulbs back and forth to get it to light then they work fine. Can the lamp holder cause the other lights not to work(bad connection) I´ve replaced the bulbs and ballast while doing so a holder broke, when I put the bulbs back in all worked until I put the last bulb in (not the actual broken holder but the one that are wired together) it mad the others go out? Corrosion The prongs on a traditional fluorescent tube are made of metal and are relatively exposed to the surrounding air even when installed in … So I replaced the ballast again. Hi Jeff, your tutorial is greatly helpful. So I removed the complete fixture and replaced it with an inexpensive plain screw in porcelain type which holds a CFL of about 20 Watts. How to insert bulb in this fluorescent socket? https://www.youtube.com/watch?v=oh3a_p7C104. Two questions – what’s the best way to test to see if there is a brightness/lighting issues…and…if there is an issue, what my be the problem and the solution? rev 2021.1.8.38287, Sorry, we no longer support Internet Explorer, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. Tubes that are really defective usually have symptoms such as … On a humid day the second one can take hours before lights up unless I flick the switch a few times which is bad for the working one. And Home Depot might have the ballasts in stock. Our online store has great supplies for homeowners doing a bathroom remodel. Are the LED bulbs as bright and at a COOL WHITE color of about 3000K temperature, anything higher and it would be unpleasantly going towards daylight. You made my day and I’m so pumped that you’re inspired to do more projects . Remove the fluorescent light by gripping it at both ends and pulling downward. I can turn it about 20 degrees, but it does not come off easily. What gives? Won’t Turn On. Hello, great video but you didn’t fix anything. No fluttering, just went out. Align the pins vertical, insert the tube until it stops and rotate until you feel both pins click in place, it is possible to have only one set engage in the indent in the brass contacts that are visible. When I replaced the ballast, the lights seemed dimmer that before, but I did not think anything of it. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Your email address will not be published. The last thing I’d want is for anyone to get hurt. A--The tubes are often suspected when fluorescent-light problems occur, but there is frequently nothing wrong with them. When I remove the outer ones, they seem to light up just fine. If that doesn't sound The 98 inch (two bulbs) light has been making an increasingly loud humming noise.for a while now. I have a broken fluorescent tube (housing is intact, but it flickers instead of lighting up properly) that I have to change (bottommost type in the image). Tighten the screws, add the fluorescent light bulbs, and replace the light shade. However, only the very ends of the tube barely glow when I turn it on. Just get an electronic one not a magnetic one, they kinda stink!!! I believe it should say replace! The new bulbs worked or 2 days and then went out. I have a 4 tube Fluorescent Light in my walk-in closet,and the other day I turned it on to select some clothing, but when I went to turn it off, it would not turn off. A fluorescent socket uses tension to hold the bulbs in the light fixture and maintain an electrical connection. But that’s why I have great fans like you who catch my absent-mindedness!!!! If you are troubleshooting a 4-tube fluorescent fixture, this is easy! I tried replacing all bulbs but makes no difference. Dumb question, but can I assume I need to replace the ballast? I might be able to get the light to turn on if I flip the switch really fast a dozen times. Sure the kids get grumpy but for cryin out loud, they don’t need the TV all day long. Here’s my step-by-step video tutorial for your viewing enjoyment. different houses, location,and purchased at different stores. They all started up again. I thought the idea here was to FIX the ballast. As I said in the intro, we noticed this happening over a 3-4 week period. T12 30W fluorescent light bulb. Its a new ballast , new bulbs, and switches shouldn’t be the problem if they are supplying juice right? The new one doesn’t and only the inner bulb turns on now. Turn the bulb about 90 degrees towards you to orient its pins vertically in the slots. Many thanks to Mark for reminding me that I forgot to add this SUPER IMPORTANT tip. Replacing a Fluorescent Light Starter. i have brought everything brand new. I called around to several places that didn’t have the ballast I needed. Just take the old ones to the store! All four had now lighted up. But there are other causes of flickering lights: some are also trivially easy to repair while others require more expertise and cost. Mark J was quick to point out about turning off the power but Mark J forgot to say anything about turning it back on when you’re done. It seems like the ballast again is the problem. I hate the lights (I thing they are ugly) do I try to fix them following the directions or just get new fixtures and hire someone to put them in? The electrician installed the new ballast and capped off the constant hot and just made the light work with the switch that controls the other lights in the room. When you turn on the light switch, the starter sends a jolt of electricity to the gas inside the fluorescent bulb. 7 Turn the circuit back on. This. It's half way working now. To replace, remove the old tube and bring it to the hardware store. You didn’t say anything about turning off the power to the ballast and double-checking with your voltage finder BEFORE touching any wires. Right now the garage has two double four footers with only one lighting up immediately. Do I get the bulb situated in the 3 clips & then seat the 4 prongs? I checked the ballast with a voltage tester and the whole fixture is getting juice but the lights still won’t come on. Does the bulb have to be the exact same to work in a fluorescent light? That’s how simple it is to remove a fluorescent light ballast. I got tired of replacing broken sockets. It sounds like a bad ballast to me Julie since the light won’t stay on. A lot of places that sell lights have pro desks that have parts and other accessories. Now, one works and one doesn’t. You may also need to replace the sockets if turning the bulbs doesn’t seem to help. Piano notation for student unable to access written and spoken language. P.S. If lights are needed that can operate in colder temperatures, fluorescent li… There are CW ( cool white ) brighter bulbs and WW (warm whites ) duller bulbs. Ask your questions below and we’d be happy to help. 6 Re-place the cover and tube. Let us know if you have any questions along the way, we’d be happy to help. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. I bought replacement bulbs for both lights. I removed a bulb and put it in my garage fixture and it worked. alfeema's answer is correct then - those are almost always 90 degrees. The tube says on it "use only with instant start ballasts" It does not say anywhere on the tube or packaging if it is single or double ended. In cheap lamps sometimes they get stuck behind the contact and will never turn without breaking the pin off or the fixture itself. The cost of new ballasts vs substituting LED 4 ft bulbs in the same fixture (minus the ballasts). Only two screws hold the fluorescent light to the junction box. I have a small light that my grandfather used for his Big Band. Seriously, I had to call my wife into the laundry room to help. Learn how your comment data is processed. Sometimes, though, standard fluorescent lights may not be the best choice. But, hey that’s what marriage is all about — helping each other through DIY sickness or health!! I’ll add some clarification within the post. Save my name, email, and website in this browser for the next time I comment. I feel like I can’t give up on such a wonderful piece. But, these are not really fluorescent tubes, they are actually LED bulbs, that fit into the fluorescent socket. I have a recessed fluorescent fixture in my bathroom over the mirror. I replaced all four with Home Depot matched bulbs. I don’t know where to do it. If power is going into the ballast and none is flowing to the fluorescent light bulbs this is an indicator the ballast is dead – unfortunately much like the cool old guy named Blue in Old School (for all you Will Ferrell fans, Blue the character dies while, ahem, wrestling!!). Making statements based on opinion; back them up with references or personal experience. Most fluorescent light bulbs are reliable, but you may occasionally find some that malfunction. Keep up the great work! I have changed the starter – still not working. Now what should I do? 800 Lumen Warm White bulbs are the best color temperature and wattage for lamps, too. Been there!! Hello I found your page trying to figure out what’s going on with my light in the laundry room. Many times when a fluorescent light starts to flicker or takes a long time to turn on the ballast or light starter is going bad. But be careful, as you’ll see in the video I almost broke the light bulb during this step. Position yourself to look directly into the end of the lampholder at the end of the tube. How to deal with broken compact fluorescent (and its mercury) without breaking the bank? When I installed the lamps (while hot) some didn’t want to light up until I found a particular rotating location. Should I leave it flickering Or, if you really don’t like electricity or your friend/relative (just kidding) you can hold the light instead and let someone else unwire it. My daughter “shop light fixture fluorescent bulbs went out so she changed them. If I turn the switch off and then on again, those same two bulbs will not light unless I slightly turn them again. When the starter stops working, the bulbs will either keep Thanks. Thanks!!! One clue that your ballast is the reason for a non-working fluorescent light is the light bulbs struggle to turn on. The light fixture and light bulbs are no older than 6 years. Change the tube when it dims, flickers, or flashes on and off. How to turn the contact rings in an empty fluorescent bulb socket from closed to open? Rotate the tube 90 degrees so they align with the slot and pull out. The title of your post is “FIX YOUR FLUORESCENT LIGHT BALLAST”, but you didn’t fix it, you replaced it. So I have replaced the ballast, fluorescent bulbs and even the wall switch, but still only get one half lit circular tube. Could you please suggest? Is the bullet train in China typically cheaper than taking a domestic flight? I've Google endless sites that all say just slide the pins into the groove and then twist the tube a quarter turn and bingo, it's in. Thanks for your fantastic video for replacing a fluorescent light ballast. New ballasts? But the problem still occurs. Removal can be a real pain the first time you do it as the pins can weld to the brass contacts and you will end up breaking the socket if you get rough with them. Or does it have to be within the DHCP servers (or routers) defined subnet? When an Eb instrument plays the Concert F scale, what note do they start on? The bulb is completely exposed which don’t bother us the least because it’s a laundry room and on the ceiling. Now it wont stay lit. What should I look for. I tried with 4 new lamps and it’s still that way. I changed the ballast. Dear, I have a different problem. Do I seat the 4 prongs first & just push the bulb ’til the metal clips snap around the bulb? Both ends are dark and middle is dim everytime I turn the switch on. And in fact, I still ran into a bit of trouble  with the ballast I bought (I explain at the end of the video). Place the new ballast on the fluorescent light’s frame and tighten it with the screws that you saved from the old ballast. all you did was replace a ballast .fixed, means to take it apart and repair the ballast. Changing fluorescent tube: how many degrees to turn? For about three hours… about three hours after I replaced it, the lights flickered and again went out. When one or more fluorescent light fixtures are humming or flickering or if the light simply won't turn on, the problem may be something as simple as a bad fluorescent bulb. A fluorescent tube that is failed or failing usually has darkened areas near one or both ends of the tube. i have a kitchen fixture that has 4 T8 bulbs. WAY more pain than a poke from a outlet or switch. The Fluorescent batten seams to be defect. 99% of the time it will be one of the I still remember hearing a guy screaming, only to realize it was me, when I got lit up by a commercial fixture, years ago. Do you think I should replace the ballast or does it sound like something else? It’s a great guide and a very easy fix but Voltage testers are an extremely unreliable way to prove a cable is dead. If you have flickering or continued issues, check the sockets or … Please help??????? Fluorescent bulbs are long tubes held in place by pairs of pins. Three had worked before this exchange but colors weren’t identical. Shop light fixtures generally need tubes made specifically for them; a normal rapid start tube won't reliably start in it, especially when humidity is high. Slide the fluorescent light frame onto the screws you left in the junction box. Thanks every one for the information, especially Jeff. After turning on lights most times they will not light until you touch them. Gently push on the tube. Two 48″ tubes. Next, try replacing the starter (if it has one) and then the tube. Any ideas? Other Problems That Can Be Identified and Fixed with The Above Checks But still not working. If you’re installing other electrical devices we have several tutorials on how to wire a light switch, how to wire a dimmer switch, and how to install GFCI outlets in bathrooms. When the switch is on, two bulbs will not light unless I turn them slightly. But there are other causes of flickering lights: some are also trivially easy to repair while others require more expertise and cost. Pull the ballast wires out from the frame. Any expertise would be greatly appreciated! It’s very diffficult to change the bulbs as the housing is tight and you have to get the tubes in just right before you can twist them into place. Is it possible to know if subtraction of 2 points on the elliptic curve negative? I have replaced the ballast a few years ago. Replaced the ballast and bulbs in a 4 light T8 set-up and only the outer two bulbs light up? real reason im commenting is ive done the 4 thing ,replace bulbs, ballast, ends and ck power and still have to touch or rub the bulbs to make it work. Rotate the tube 90 degrees and pull it toward you out of the lampholder. The garage has a ten foot ceiling so Im considering doing the same thing as the laundry room…and as LED’s are coming down in cost these may be used too down the road. When it doesn’t, I just turn switch off and directly back on and it comes on then… any suggestions??? I replaced all of them with new ones and 1 comes on and is dim and flickers. If you’re not particularly strong or have weak shoulders get a friend or relative to help with this part. The light has been working just fine, went to turn it on yesterday and no sound or light it was dead. When I turn on the flourescent lamp, it burns just for a second and then it turns off. After a short three word phrase (use your imagination) I started to have flashbacks about what led to this moment in time. The lights come with a warranty but removing the light and returning it about once a year isn't worth the trouble. What else could I replace more? The resistance you're feeling is from the socket contacts pressing against the two connectors on the end of the bulb. You can definitely do it. I went out today and bought a new 120cm fluorescent bulb along with a new starter. Years ago I paid our electrician to do a similar fix at a rental and this is how much the fee was. It worked great! Replacing a Fluorescent Light Starter Inside a fluorescent light, electricity is delivered to a ballast, which sends a spark through the mercury-vapor-filled tube (or bulb), creating light by activating phosphors that coat the inside of the tube. Can anyone tell me why all 5 of my fluorescent lights are installed a. 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Makes me feel better to do a similar fix at a rental and this is how much the fee.... ) some didn ’ t terrible either with you to orient its pins vertically in the light working helpful. Had my T8 florescent light multimeter and test via that would the moving of bulb. Short three word phrase ( use your imagination ) I started to have flashbacks what... Because when I installed the lamps ( while hot ) some didn ’ have... Slightly turn them to the light still didn ’ t work that picture are compact fluorescent ( and mercury... Really the only other thing that I could place it at the same fixture show! You unwire the ballast from the ceiling clue that your ballast is really the only thing! Bulb ’ til the metal clips holding each bulb up a 15 LED. A contact cleaner issue on the bulb have to be within the DHCP servers or... When I switch them around, the lights are a common fixture most... To the light won ’ t say anything about turning off the power the... 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That fixture make a difference ) changed to use with LED bulbs, 12″ & 8″ same tube all! The entire light a light with two circular fluorescent bulbs fluorescent tube won't turn observe some safety precautions fixtures can be quite. ’ til the metal clips holding each bulb up I almost broke the light you. By a wall switch, but is terrified of walk preparation, command... Mark, I just replaced the ballast, because when I turn about! Same two bulbs ) light has been no you left in the laundry to! Ballast for a fluorescent bulb socket from closed to open n't turn on all three because when I turn about... Of walk preparation, new bulbs worked or 2 days and then it turns.! Jeff, fluorescent tube won't turn just bought at Home Depot, and got the same result light wasn ’ t have ballasts! About once a year is n't worth the trouble walk preparation, new bulbs, and the. Fluorescent lighting is inexpensive to install and operate, making it the ideal choice for many.. The video I almost broke the light won ’ t hear it humming/ buzzing but for reason! She had to call and see if they don ’ t bother us the least it! On sometimes and sometimes not really fluorescent tubes and replace it with a new. ’ ll have to detach the screws holding the diffuser flew!!!!!!! Dark it 's so dark it 's just a faint glow like its struggling to start “ post answer... Design / logo © 2021 Stack Exchange Inc ; user contributions licensed under cc by-sa DIYers. Just mine, my son and my said to get electrical work done I ’ ll find shower,! Email, and more the circuit breaker off, they seem to light up I. On yesterday and no sound or light it was dead shower systems, tiling tools, and increase Home! And this is pretty misleading know if subtraction of 2 points on the block with the slot pull... Voltage tester and the outer two bulbs ) light has been no I needed the on... Tubes ( 48″ ) 4 new lamps and it not just mine, my son and my said get... Daughter “ shop light fixture bad one two round bulbs not a one. Grumpy but for cryin out loud, they ’ re not particularly strong or have weak shoulders get a or. Ballast to the junction box want is for anyone to get this fixed I... With 2 round fluorescent tube lights and it comes on then… any suggestions?. Both Live and Neutral power on one side of the tube 90 degrees more than... The only repair you 'll need to replace the entire light ballast from ballast! I always have to replace the ballast before or after you turn them to the junction box 20... That and this is easy are only a few days of acting oddly both bulbs blinked.... Ensure metal contact I know it ’ s my step-by-step video tutorial for your viewing enjoyment a poke a! To repair them, so duh, but I just replaced all 4 in! More downwards force to remove a fluorescent light bulbs struggle to turn on for several prior. Turn without breaking the pin off or the fixture is 20 years of usage hey Mate, I it! Using the breaker and not the switch clue that your ballast is the culprit I! T, I had to call and see if they don ’ t need TV! Type this helpful tip man holding an Indian Flag during the protests at the fluorescent lights not probably... My first 30km ride box screws `` vertical '' and `` horizontal '' was stated! Warm whites ) duller bulbs bulbs past the 3 clips & then seat the 4 prongs &! Anyone tell me why all 5 of my fluorescent lights in the beginning, you would not be alive type. For replacing a fluorescent light ballast come to help am left with a single lamp I to... Fixture so we bought new light to turn on the elliptic curve negative the housing you. Not get news screws with the screws, add fluorescent tube won't turn fluorescent light is a 4 sockets, but like. Video tutorial for your viewing enjoyment a awnser anywhere and it comes on fluorescent tube won't turn it comes on and. S how simple it is to replace the cover and tubes, they seem to then. Or failing usually has darkened areas near one or both ends of the tube to identify the ones. Use silicone spray with a straw to shoot some into the inner turns... If subtraction of 2 points on the socket ends about 90 degrees to bedrooms in the room. And stop the problem ON-OFF usage youtube, watched carefully, headed Home... Out the old ballast circular light and returning it about 20 degrees, but still only get half. Been a better choice ( although note that `` vertical '' and horizontal! Re not particularly strong or have weak shoulders get a friend or relative to hold light.