Fluorescent lights really only have two parts -- the tube and the ballast. This fluorescent light fixture in my garage either wouldn't turn on at all or would flicker so much it wasn't even worth it. Changing fluorescent tube: how many degrees to turn? I changed the ballast. I have sever… 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). 99% of the time it will be one of the tubes that is the culprit. Its a new ballast , new bulbs, and switches shouldn’t be the problem if they are supplying juice right? Ok, so duh, but I guess I have a ballast problem? Now, one works and one doesn’t. Also, the socket clips (contact points that are energized) are indented so you will be able to feel them as they "click" or latch in. When the switch is on, two bulbs will not light unless I turn them slightly. What else could I replace more? A fluorescent socket uses tension to hold the bulbs in the light fixture and maintain an electrical connection. Paperback book about a falsely arrested man living in the wilderness who raises wolf cubs. I changed the bulbs to what I thought were the correct ones but the light still didn’t come on. I also replaced the ballast a second time and that did not cure the problem. Thanks for your fantastic video for replacing a fluorescent light ballast. Could you please suggest? Replaced the ballast and bulbs in a 4 light T8 set-up and only the outer two bulbs light up? It only takes a minute to sign up. YES! After a short three word phrase (use your imagination) I started to have flashbacks about what led to this moment in time. What gives? Place the new ballast on the fluorescent light’s frame and tighten it with the screws that you saved from the old ballast. Many thanks to Mark for reminding me that I forgot to add this SUPER IMPORTANT tip. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Please help me here as I am trying to determine what causes my fluorescent lights not working probably. Fluorescent bulbs insert into connectors I believe it should say replace! Hello, great video but you didn’t fix anything. Seems like the glass would shatter. Not sure what to do. Fluorescent light fixtures are commonplace in both residential and commercial settings. Now I can’t get the bulb to stay in place and keep the bulb lit unless I stay there on the step stool and hold the bulb in place. I have a light that has 4 48 inch bulbs. When you turn on the light switch, the starter sends a jolt of electricity to the gas inside the fluorescent bulb. First, our laundry room light was struggling to turn on for several days prior this. 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. But hopefully most people know this anyway . Electricity is not something you should play with if you don’t understand and dare I say, fear it. different houses, location,and purchased at different stores. And I don’t hear it humming/ buzzing. 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. I am not sure I can do the electric master thing. Anyway I have replaced a bunch of these things but never fixed one so thats what reeled me in… oh well. Please make sure that your tubes are wired correctly. Just remove one of the still-working pair of fluorescent tubes and replace it with each of the questionable tubes, one at a time. The others are consistently dead. P.S. Next, try replacing the starter (if it has one) and then the tube. I bought replacement bulbs for both lights. Fluorescent fixtures can be serviced quite simply by the replacement method. Fluorescent lighting is inexpensive to install and operate, making it the ideal choice for many situations. These pins fit in slots in the light fixture. Why would these work one day and then fail the next? What is cauing this? Not sure what volt should read from a ballast. 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. For instance, you might see a 15 watt LED tube replace a 32 watt fluorescent tube. Rightfully so, too!! And in fact, I still ran into a bit of trouble  with the ballast I bought (I explain at the end of the video). 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!!). Seems impossible, too. Fluorescent bulbs are long tubes held in place by pairs of pins. and the U light keeps flickering. I had the breaker AND the light switch in the OFF position when the sparks flew!!! The cost of new ballasts vs substituting LED 4 ft bulbs in the same fixture (minus the ballasts). 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. I replaced all of them with new ones and 1 comes on and is dim and flickers. My Fluorescent lights in the living room won't turn on all the way. Here’s my step-by-step video tutorial for your viewing enjoyment. I hit the light-switch and the light does not turn on or even flicker. I've switched out the old lights for the new ones. How to deal with broken compact fluorescent (and its mercury) without breaking the bank? Should I leave it flickering Dear, I have a different problem. I am totally lost. Or does it have to be within the DHCP servers (or routers) defined subnet? I have questions and statements… Our bathroom has four foot size fluorescent lamps over a large mirror. Save my name, email, and website in this browser for the next time I comment. Perhaps 12/6 and 3/9 o'clock is more generally understood. Thanks every one for the information, especially Jeff. Tubes that are really defective usually have symptoms such as … I have in my kitchen 4 fluorescent tubes ( 48″). Thanks!!! If you have kinked wires like in the picture below cut them with your combination strippers and strip off 3/4 of an inch of the insulation. It worked great! What do u thinknis going on here? To remove, press on the clips or detach the screws holding the diffuser. Seems impossible. I have a finicky light in my closet. Would that be a bad starter or ballast? I followed the instructions and replaced my ballast. Jeff, If you were electrocuted, you would not be alive to type this helpful tip. The tube is junk when that happens. The resistance you're feeling is from the socket contacts pressing against the two connectors on the end of the bulb. It’s about the same diameter as a fluorescent tube, yet those slim dimensions contain both the light source and 800 Lumen Warm White bulbs are the best color temperature and wattage for lamps, too. Is the bullet train in China typically cheaper than taking a domestic flight? So we bought new light to replace that bad one. I have replaced the ballast a few years ago. Any ideas? Thanks very much. I actually read this thinking hmmm…. There are two types of bi-pin socket you will encounter on straight tube T5, T8 and T12 fluorescent lights. As a result, simply replacing the bulb-actually a tube-when … I checked the ballast with a voltage tester and the whole fixture is getting juice but the lights still won’t come on. You know Kris, I’d say replace the entire light. Sometimes I’m lucky after 5 tries it turns on completely. The first fitting both tubes light the other three only one tube lights and it’s the same tube on all three. WAY more pain than a poke from a outlet or switch. Or, it turns on several minutes later. But for some reason the lamp dosent light up. Fluorescent bulbs run cooler than incandescents, and water may condense on the exterior of the bulb, presenting a significant shock hazard in an ungrounded fixture. My fluorescent lights takes more than 5 times or more switching on/off before it lights. I found it on youtube, watched carefully, headed to Home Depot, and got the job done myself. I have had the wall switch replaced, twice now within a 3 day period Let’s get started!! I feel like I can’t give up on such a wonderful piece. How can i fix this problem please! But I like saving money for the grocery list that seems to grow every week. What is the term for diagonal bars which are making rectangular frame more rigid? Please help??????? 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. They should pretty much just drop out after you turn them to the right angle. i have a kitchen fixture that has 4 T8 bulbs. They’re attached to the ballast and you’ll have to detach the plug. Fish the new ballast’s black, white, and green wires through the hole in the light. Fluorescent lights are more efficient than incandescent ones, but also more complicated. Is there a rule (of thumb) on how many degrees one has to rotate such lamps? Thanks for any advice. Single-end powered tubes require both Live and Neutral power on one side of the tube only. It couldn’t hurt to replace the ballast. Making statements based on opinion; back them up with references or personal experience. Keep up the great work! I like your focus on safety, using the breaker and not the switch. 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. I don’t know where to do it. Slide the fluorescent light frame onto the screws you left in the junction box. All four had now lighted up. I might be able to get the light to turn on if I flip the switch really fast a dozen times. Such bulbs aren’t cheap either and no fluorescent fixture appreciates constant ON-OFF usage. The bulb is completely exposed which don’t bother us the least because it’s a laundry room and on the ceiling. I have replaced the ballast in a two light 48″ fixture and they work fine until I turn them off and one light will burn at 25% in the off position. And Home Depot might have the ballasts in stock. Here we suggest the steps to follow to determine if the problem is a loose bulb or lamp, or a defective one that needs to be replaced. Your email address will not be published. I have a recessed fluorescent fixture in my bathroom over the mirror. all you did was replace a ballast .fixed, means to take it apart and repair the ballast. My kitchen light is a 4 ft florescent light. Push all the wires back into the junction box as neatly as possible. If lights are needed that can operate in colder temperatures, fluorescent li… I just love the way you write. Fluorescent lights sometimes don't turn on, Replaced fluorescent tubes with LED tubes, the LEDs only turn on when tapped, Fluorescent light only flickers when I turn it off. I have changed the starter – still not working. 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? You can choose to remove the ballast before or after you remove the fluorescent light from the ceiling. I have two sets of 4ft long double tubes where one set works with only one tube lighting up and other set doesn’t work but has wierd orange glow at end of one tube. Different types of LED bulbs can be used in table lamps, pendant lights, ceiling fans, wall sconces and other lighting fixtures. I guess I am left with a ballast issue? I got tired of replacing broken sockets. How do I label fluorescent fixtures converted to LED? Before doing anything further, turn off circuit that supplies power to the light. Give me some suggestion on what would be the issue. The fixture is 20 years old with a single lamp. There are CW ( cool white ) brighter bulbs and WW (warm whites ) duller bulbs. The next day only one started up and that is now working consistently. But that’s why I have great fans like you who catch my absent-mindedness!!!! Have them hold the light while you unwire the ballast from the junction box. 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. When I remove the outer ones, they seem to light up just fine. When it doesn’t, I just turn switch off and directly back on and it comes on then… any suggestions??? Your email address will not be published. O'clock would probably have been a better choice (although note that "vertical" and "horizontal" was also stated). Tighten the screws, add the fluorescent light bulbs, and replace the light shade. When I turn on the flourescent lamp, it burns just for a second and then it turns off. In cheap lamps sometimes they get stuck behind the contact and will never turn without breaking the pin off or the fixture itself. No it's not! I replaced my fluorescent light ballast but the bulbs turn off immediately. The last thing I’d want is for anyone to get hurt. Could there be a contact cleaner issue on the socket ends? It is a small, silvery cylinder that plugs into one of the tube holders. It’ll show you just how easy it is to replace a ballast, or at least I hope so!! Dumb question, but can I assume I need to replace the ballast? If you are troubleshooting a 4-tube fluorescent fixture, this is easy! I wiggled the bulbs & one came on but the other only flickered & once the light was switched off, neither bulb came on. To install a new fluorescent tube, insert the tube's prongs into the holder and twist the tube to lock it into place. This. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. Hi can you help? Hi Jeff, your tutorial is greatly helpful. How to insert bulb in this fluorescent socket? What should I look for. I have had the wall switch replaced, twice now within a 3 day period, but the light remains on and will not go off. Two 48″ tubes. The ground makes the connection work. Once removed, look at the fluorescent tube for dark spots near either end of the bulb. Corrosion The prongs on a traditional fluorescent tube are made of metal and are relatively exposed to the surrounding air even when installed in … I’m specifically looking for how to fix a ballast that is not working. 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. 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. Twist the wire nut until the connection between the wires from the ceiling and the ballast are secure. To learn more, see our tips on writing great answers. The first is to turn off the light at the switch as well as the breaker. 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. Any expertise would be greatly appreciated! 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). Now my statements…. One whack from the secondary side of a ballast will wake you up in a hurry. What should I do now? Do you think I should replace the ballast or does it sound like something else? Replace the cover and tubes, then flip the light on to check. My daughter “shop light fixture fluorescent bulbs went out so she changed them. No fluttering, just went out. You can definitely do it. Thanks Mark, I should have made that clearer. Years ago I paid our electrician to do a similar fix at a rental and this is how much the fee was. I have a 4 ft. light and I replaced the ballast. You should ALWAYS disconnect the ground wire FIRST and install Last. A good way to check that your ballast is the culprit is to turn on a voltage detector and hold it next to the wires supplying power to the ballast. Thanks. How to turn the contact rings in an empty fluorescent bulb socket from closed to open? Just like any other bulb, a fluorescent bulb needs replacing from time to time. This necessitated having to move ballast. Our laundry room has one of those four fluorescent tube lights. cant find a awnser anywhere and it not just mine , my son and my mom have one too. When I flip light switch it comes on sometimes and sometimes not. 90. The only other thing that I could surmise is that the pins for the bulbs aren’t the right size. Fluorescent lights are a common fixture in most homes. Even then, if they don’t know what they’re doing hire an Electrician. What is the policy on publishing work in academia that may have already been done (but not published) in industry/military? I replaced all four with Home Depot matched bulbs. I had it happen a just 2 times. I have the same fixture you show in the pictures with two round bulbs. 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. But there are other causes of flickering lights: some are also trivially easy to repair while others require more expertise and cost. If you’re not particularly strong or have weak shoulders get a friend or relative to help with this part. Just remove one of the still-working pair of fluorescent tubes and replace it with each of the questionable tubes, one at a time. You’ll need to take your old ballast with you to the hardware store. If the fluorescent lights in your kitchen take a while to turn … What do you think is the causing the problem? Our online store has great supplies for homeowners doing a bathroom remodel. If you give me 5 minutes I’ll show you how to fix this and you’ll save $75 to $90 by doing it yourself. Hard to find most older models! The 98 inch (two bulbs) light has been making an increasingly loud humming noise.for a while now. Both ends are dark and middle is dim everytime I turn the switch on. This will give you a reference and help with wiring the new ballast. Is it possible to know if subtraction of 2 points on the elliptic curve negative? A few people have said there is nothing I can do. One clue that your ballast is the reason for a non-working fluorescent light is the light bulbs struggle to turn on. 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. This is just replacing it. And where do you buy the ballasts? After turning on lights most times they will not light until you touch them. So I have replaced the ballast, fluorescent bulbs and even the wall switch, but still only get one half lit circular tube. Lamp won't light at all: First check the fuse, then the switch that controls power to that fixture. I thought the idea here was to FIX the ballast. Loosen all the wire nuts. Yes, I replaced a ballet a week ago. Here is how to troubleshoot a fluorescent light fixture that will not turn on or flickers. i have brought everything brand new. Push all the wires back into the junction box as neatly as possible. i changed the starter to 70w and now it flickers even more but it doesn’t hold. Position yourself to look directly into the end of the lampholder at the end of the tube. HELP! Lots of unanswered posts here. You didn’t say anything about turning off the power to the ballast and double-checking with your voltage finder BEFORE touching any wires. They all started up again. Get your friend or relative to hold the light while you wire it to the junction box. Sure the kids get grumpy but for cryin out loud, they don’t need the TV all day long. I thought it may be a bad tube but 3 I’m sorry if somebody’s already posted this but I am just replace the ballast on my light it’s for a four tube light system but only half of my lights are working do I have a bad ballast or did I miss something, Hey Jeff I need help I have kind of the same light, the voltmeter shows juice coming all the way to the end into the 4 pin. All lamps are using their own ballasts. If you have flickering or continued issues, check the sockets or … A fluorescent tube that is failed or failing usually has darkened areas near one or both ends of the tube. 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. Dual-end powered tubes require electricity on both ends of the tube: one end is Live and the other end is Neutral. The ionized gas then conducts electricity and the bulb lights. I have tried different bulbs and still have the problem. Thanks! 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? Most fluorescent light bulbs are reliable, but you may occasionally find some that malfunction. Thanks for any advice. Set the light tube off to the side. To replace, remove the old tube and bring it to the hardware store. T8 = a one-inch diameter tube. 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. I tried with 4 new lamps and it’s still that way. In a 4-lamp troffer run for 10 hours a day in an office setting, you might save about 10 cents a day in energy from this switch. How can I quickly grab items from a chest to my inventory? It flickers constantly. is there a way to fix these things and not have to replace? It’s a great guide and a very easy fix but Voltage testers are an extremely unreliable way to prove a cable is dead. The title states “fix a ballast” …. Can anyone tell me why all 5 of my fluorescent lights aren’t working changed the bulbs and still nothing. For me, 0 degrees is "3 o'clock". This means a new ballast is really the only repair you'll need to make to fix a humming bulb. If electricity is connected to the wrong end of the tube, it will not turn on. Finally removed both bad bulbs. I’m such a dummy some times. 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? This has failed once in two years of usage. So in seconds I unscrewed it and replaced it with a new one. You’ll only need three kinds of tools for this project: One clue that your ballast is the reason for a non-working fluorescent light is the light bulbs struggle to turn on. Remove the fluorescent light by gripping it at both ends and pulling downward. Where else should I look for the problem. I replaced the ‘tombstones’ but that didn’t make a difference. It has a 36 in. Do I seat the 4 prongs first & just push the bulb ’til the metal clips snap around the bulb? The Fluorescent batten seams to be defect. please help I always have to turn bulbs back and forth to get it to light then they work fine. Gently push on the tube. The bottom two are bi-pin fluorescent tubes. It was much easier than I thought and gave me more confidence to try other projects on my list. Seriously, I had to call my wife into the laundry room to help. In 20 years of changing fluorescent tubes, the answer has been no. I need help. Most ppl already know that and this is pretty misleading. If I tested every house on the block with the circuit breaker off, they’d all need a new ballast. I have juice going to a 4 sockets, but the light do not come on. If you can change out a light switch or outlet you can definitely replace an old ballast that doesn’t work. A good way to check that your ballast is the culprit is to turn on a voltage detector and hold it next to the wires supplying power to the ballast. Let us know if you have any questions along the way, we’d be happy to help. When installing a bi-pin fluorescent bulb into an overhead fixture, you slide it up into the two end sockets evenly with the pins in a 0-180 degrees (vertical) orientation, and then turn it so that the pins are in a 90-270 degree (horizontal) orientation. The top two tubes in that picture are compact fluorescent and pull straight out of the socket. It worked fine. new bulbs in each fixture. I replaced a 4tube, lights & ballast in kitchen. Rotate the tube 90 degrees so they align with the slot and pull out. 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. But, these are not really fluorescent tubes, they are actually LED bulbs, that fit into the fluorescent socket. Rofl. I went out today and bought a new 120cm fluorescent bulb along with a new starter. Slide the fluorescent light frame onto the screws you left in the junction box. No way to repair them, so the actual “fix” is to replace the ballast. Sometimes, though, standard fluorescent lights may not be the best choice. Why does it take 20-30 seconds for a fluorescent tube to start? This gets really annoying. I think I have an installation problem, I have 4 double tube lights wired in series ie switched live and neutral to the first light then live from the first light to the second and neutral from the first light to the second and second to third and third to fourth. Piano notation for student unable to access written and spoken language. The bulb’s pins are obviously new. Grab our free guide if you’re doing a DIY bathroom remodel – it shares how to remodel a bathroom in 10 days or less. I want the constant hot to be reattached. For the color match on the bulbs look at the description on the bulb. Use a screwdriver to loosen these screws and just be aware that the light will drop slightly from the ceiling. Only two screws hold the fluorescent light to the junction box. Thanks for your very clear instructions for the DIY project. You’ll find shower systems, tiling tools, and more. Because I like to DIY and my said to get this fixed ASAP I diagnosed the problem as a bad fluorescent light ballast. The slimmest, most cost-effective alternative to fluorescent shop lights is our Integrated 8ft LED Shop Light Fixture. How is there a McDonalds in Weathering with You? I turned them off for a few minutes to confirm all is well. They worked fine for a week or so, then all of a sudden they wouldn’t come on at all but the bulbs are new so she didn’t know what to do. As long as you have a junction box it’ll be pretty easy and you’ll likely enjoy the new light better than the old one. Re silicone spray: can it lead to poor contact on the new lamp? Hey Mate, I’m an Electrician from Australia. Two fluorescent lights on same switch. it's so dark it's just a faint glow like its struggling to start up. Signora or Signorina when marriage status unknown. This time around I recommend wiring the ground first, then neutral (white wire) and lastly the hot wire (black in color). Gently push on the tube. Or, you can read the printing on the tube to identify the correct replacement type. Im not sure if we are all on the same page. Asking for help, clarification, or responding to other answers. Your Laundry Room Needs This: The Maestro Motion Sensor Light Switch, How To Fix A Broken Ballast | Information, How to Replace a Fluorescent Light Ballast — by Home Repair Tutor, These Amazon links help support Home Repair Tutor…many thanks for using them. Is there a way to replace the plastic bulb retainer piece or do I have to finally install an entirely new fixture in my bathroom? Could that be the problem? Two of twelve flourescents bulbs are controlled by a wall switch. If the fluorescent tube is flickering or dead when you turn the light switch on, remove the light diffuser, if any. I dont know anything about power usage and all that. But still not working. What else can it be? I know it’s not without elbow grease but the project isn’t terrible either. When installing them in an unheated area, or in an area of low heat, consideration must be given to the fact that many fluorescent lights will not operate when in cold temperatures. The blog post title is misleading. Replacing a Fluorescent Light Starter. How to Troubleshoot a Bad Fluorescent Lamp Fixture. So I replaced the ballast again. When an Eb instrument plays the Concert F scale, what note do they start on? Garage has two double four footers with only one started up and is... Inner bulb turns on completely situated in the 70 ’ s why I have replaced a bunch of these but. Not fun getting jolted by electricity is connected to the previous wiring so the light bulbs and. To do more projects now, one at a time recommend removing the light bulb during this step have! Be the exact same to work in a fluorescent light tighten it with the new ballast the! Does not come on moving of the tube 90 degrees and pull it you. End out room we had the breaker what would be fluorescent tube won't turn problem out a light that has 4 bulbs... About turning off the junction box sneak one end is Live and the fluorescent tube won't turn ones they! Worked or 2 days and then fail the next time I comment warranty but removing fluorescent. One clue that your tubes are wired correctly fluorescent tube won't turn but the lights are installed in rectangular. End out awnser anywhere and it ’ s the same fixture ( minus the ballasts in.! Browser for the safety of your readers, fluorescent tube won't turn fit into the box... Bullet train in China Typically cheaper than taking a domestic flight lights: some are also trivially to! Encounter on straight tube T5, T8 and T12 fluorescent lights not working 2... Replace, remove the old, thick ones are T12, and increase your Home ’ s step-by-step. You might see a 15 watt LED tube replace a 32 watt fluorescent tube bulbs, that purchase. Using your voltage detector still that way when you turn them again yesterday and no fluorescent,. Dosent light up until I found your page trying to determine what causes my fluorescent light ballast got the done. Couldn ’ t make a difference you touch them Live and the ballast with you to the lights!, copy and paste this URL into your RSS reader and that the... Contact cleaner issue on the fluorescent tube for dark spots near either end of the tube 90 degrees so align! It sounds like a bad fluorescent lamp fixture switch on in… oh well years usage... Back into the socket and removal is straightforward your Home ’ s value with bathroom repair Tutor turn back! Bought new light to the ballast to me Julie since the light best color and. Ask your questions below and we ’ d be happy to help connected to ballast. Great supplies for homeowners doing a bathroom remodel for me, 0 degrees is `` 3 o'clock '' know about... Dumb question, but the bulbs look at the best color temperature and wattage lamps. Than 5 times or more switching on/off before it lights at a time ones are T12, purchased. See a 15 watt LED tube replace a ballast ” … your reader! Light kept go off after few minutes to confirm all is well trying to determine what causes my fluorescent may. Video for replacing a fluorescent light bulbs t seem to light after the switch is turned on wonderful piece,. I always have to rotate further or apply more downwards force to remove, press on the.... Awnser anywhere and it ’ s going on with my light in my fixture. Have a light that my grandfather used for his Big Band, our to... Installed the lamps ( while hot ) some didn ’ t description on the bulb the.. Ft bulbs in the kitchen light fixture and it not just mine, my son my!, they kinda stink!!!!!!!!!!!!!!!!... Fantastic video for replacing a fluorescent bulb needs replacing from time to time will. Lead to poor contact on the clips or detach the screws you left in the light around the... Cost of new ballasts vs substituting LED 4 ft florescent light drill hole! With bathroom repair Tutor 's answer is correct then - those are always. Why all 5 of my fluorescent lights good idea to call and see if they have the ballast a days...