How to Replace 2 Lamp Instant Start Ballasts Replacing a ballast of the same type (2 lamp with 2 lamp, instant start with same) is fairly simple. A ballast is a device that limits the amount of current draw of a gas discharge-type light, such as a neon, fluorescent or metal halide lamp. These are the best ones selected among thousands of others on the Internet. The real cost of replacing a light ballast comes in the form of the work required to get the new ballast up and running with your light fixture. I tried replacing the bulbs and it continued to do the same thing. This can be done safely with some preparation and the right tools. Replace 3 Lamp Instant Start Ballast with 4 Lamp Instant Start. How to Switch From a Magnetic Ballast to an Electronic Ballast. Older homes often are chock full of fluorescent lighting, from kitchen to garage lights. The wiring connections and colors match up. Well, dealer wanted $450 for a new OEM ballast, which was way more than I was prepared to spend. Purchase a T8 ballast at a home improvement retailer. The most detailed guides for How To Replace A Fluorescent Ballast are provided in this page. In this example, a fixture with a 3 lamp instant start ballast is replaced with a 4 lamp instant start ballast. To safely replace the ballast in your fluorescent light, turn off the lamp, remove it, and check the voltage of the feed wires with a voltmeter. Place the new ballast in position and screw the cap nut in place to hold it securely in position. Attach the can wires to 120VAC, bypassing the ballast, which should be completely disconnected. Steps to Replace a Light Ballast. Before you take out the old ballast, you should turn off the power to the light. T8 Electronic Ballasts. Due to COVID-19, we will be taking extra precautions to ensure the safety of our technicians and customers. If you are trying to replace the ballast in a Circline adapter, (a round plastic thing that screws into a standard light bulb socket and has a place to snap a Circline lamp in around the outside), it is not easily possible. If you are going to replace fluorescent light with LED lighting you must take into consideration the color temperature. Ballasts are used in industrial fluorescent lighting and typically last upwards of twenty years. Can I replace a ballast myself? Step 2 – Buy Ballast. If you want, you can push new insulation through the ceiling hole before reinserting the can. There are three types of T8 LED tubes: Type A: These are also known as ‘Plug and Play’ tube lights. Don't be spooked by the complexity. When the ballast fails, the bulb will flicker or fail to light. Here are two of the most common: Standard T10/T12 Electronic Ballasts. Although changing a ballast is safer with the power off, sometimes it is impractical, such as in a crowded store or office space, and you must replace the ballast without cutting the power. Fluorescent bulbs need ballasts to regulate the power. Specifically, how to replace a series ballast with a parallel ballast. Most T8 LED tubes do not need a ballast. All ballasts will eventually fail, and in time you’ll find yourself needing to replace an LED lighting ballast for lamps that don’t technically require one. So, if you are going to install a T8 LED tube light, it will require a ballast bypass unless you choose a ballast compatible T8 LED tube. Lighting; Related Posts Feb 13 Lighting for Your Home or Office. A 4 lamp fixture with two rapid start ballasts can be replaced with one 4 lamp instant start ballast. Yes, if you have a bit of technical know-how, although if you’re unsure it’s best to ask an electrician to do this for you as it can be a complicated job. Color temperature measurement is in Kelvin (K) and most colors range from 2500 to 6500k.A lower Kelvin figure means the color is warm and tends to be closer to orange.. By contrast, a high Kelvin figure like 4000k means the color is cool and white in appearance. As a professional electrician, I have replaced hundreds of ballasts, and it normally takes about 10 or 15 minutes if the light fixture itself isn't something special and difficult to disassemble. The new ballast purchased at Home Depot as recommended by the employee has just one black and one white exiting the left side, and two blues, two reds and two yellows from the right. Turn the power back on and boom – You’re back in business, and you just learned a new skill to boot! But usually, the fixture is set up to take the other size of ballast, by using a different mounting slot, or moving the mounting screw. Fluorescent tube lighting fixtures utilize a ballast to control the amount of current that is sent through the light tube. Light ballasts run from about $20 to $30 and can be purchased at nearly any home renovation store. Older fluorescent light fixtures utilized a magnetic ballast to control the flow of electricity through the light bulbs. These lights commonly have an electronic ballast … Replacing your ballast is quite simple and should only require about 10-15 minutes of your time. Now that you have made sure that you have a T12 ballast, which can be replaced with a T8, you can purchase them from a home improvement store in order to replace the old ballast. Many electronic ballast designs are available. How to Wire a 3 Lamp Ballast. Sometimes the old ballast will be shorter or longer. Read a step by step process about how can you replace a light ballast in fluorescent light. How to Install Lighting Ballasts. Support the new ballast while you unscrew the cap nut that holds the old ballast to the base of the light fixture. The average cost of the replacement ballast is likely $20 to $35 for just the ballast itself. The colors of the old and new ballasts do not match, making this a little confusing. Light ballasts run from about $20 to $30 and can be purchased at nearly any home renovation store. Light Fixtures with Two Ballasts. Local auto parts shop did not carry any solutions. Replace the whole adapter unit. Step 3 – Turn Off Power. They are compatible with linear fluorescent tube ballasts. Unless you are simply wanting to replace an older magnetic ballast, try to purchase lights that use a newer electronic ballast instead. The ballast on a desk or floor lamp may not be standard, so a replacement may be hard to get. Stop fluorescent lights from flickering and humming with a new ballast. The diameter for the T12 is 38mm and 25mm for the T8. The ballast has 4 blue wires two red and two yellow and then the white and black and ground wires. However, cold environments and bad light bulbs can reduce their lifespan. Step 2 – Buy Ballast. When the ballast fails, the bulb will flicker or fail to light. Ballasts are generally standard sizes. Categories. These ballasts are typically used with conventional series-wired rapid start systems. Now that you have made sure that you have a T12 ballast, which can be replaced with a T8, you can purchase them from a home improvement store in order to replace the old ballast.How to Replace a T12 Ballast with a T8 | wiringall.comFluorescent Ballasts - Electrical "Follow the colore-coded wiring diagram" was the recommendation, yet after connecting all like colors on the new ballast to the fixture, all I got was a delayed, dim light at the base of each fluorescent bulb. Replace the light fixture cover plate. Cheaper ballasts are likely to need more rewiring than a fitting that has a branded ballast in it. Replace the metal cover on junction box, reinsert can through the ceiling hole, align screw holes, adjust can height to ceiling thickness, and insert screws. Know which tools you'll need & how you can replace it easily. The real cost of replacing a light ballast comes in the form of the work required to get the new ballast up and running with your light fixture. As your fluorescent lights age, they can begin to flicker or make a humming sound. Then, use a nut driver to unscrew the nut holding the ballast in place and install the replacement ballast. Step by step instructions for how to replace a ballast in an ATI Powermodule T5 Only aquarium light fixture. How to Replace a Lamp Ballast. Replacing a Ballast in a Fluorescent Light. I have read lots of people say you need to replace the ballast. Hello All, The driver side HID Ballast/Igniter (aka Inverter) went out on my daughter's 2001 Acura CL. Chris demonstrates how to replace a fluorescent ballast in this video. Screw in the new ballast, replace the metal cover, install the fluorescent bulbs, and replace the light cover. In this video, we review choosing the right size ballast and then demonstrate how to replace it. Although changing a ballast is safer with the power off, sometimes it is impractical, such as in a crowded store or office space, and you must replace the ballast without cutting the power. The cost to replace a ballast will likely be around $150. Be sure to look at the packaging on the ballast itself to make sure that it's a T8 -- with some manufacturers, you may even have to take the ballast out of the packaging to make sure it's the right type. Although simpler and cheaper, magnetic ballasts tend to flicker and hum, and they consume excessive amounts of energy to operate. Gather the wires together in a bundle and secure them with electrical tape or wire ties. How to Replace an Electronic Ballast. Start by removing the metal ballast & wires "cover" by pinching it together and up hooking it from the groves. As seen below, connecting the 4 lamp instant start ballast to the four lamps can be a bit confusing. However, a non-ballast-compatible LED lamp wouldn’t work at all until you’d removed the ballast entirely and wired in the correct driver system, which would usually mean significantly rearranging or replacing the existing fixture. Fluorescent ballasts can be either magnetic or electronic in design. So do I need to replace the Ballast, or is their something else I may not have tried? These can directly replace old magnetic T10 ballasts, as they were designed around them. This is caused by the degradation of the ballast inside the fixture. It can be a rats nest of wires. Replacing a fluorescent ballast is not a terribly difficult job. 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