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Do you have the right ballast for the type of lamps you are using? Check on the nameplate of the ballast to see it matches with the type of tubes you are using. Are the tubes snug in the lamp holders? Is the fluorescent fixture grounded using the fixture ground screw? Do you have voltage to the ballast? On most lamp start ups you can see the lamp filament glow on each end of the tube. If you don't see the filament glow on any of the tube ends, check the wires going to that lamp holder.

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Q: Why does your fluresant light not work after you installed a ballast?
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If the ballast on a fluorescent light blows will the lamp still work?

If the ballast on a fluorescent light blows the lamp will not work.


Can T8 LED tube light be used with ballast and can ballast be removed and will it work?

A T8 LED tube has to be used with a ballast to bring the correct voltage to the tube for it to operate correctly. Removing the ballast from the circuit will prevent the tube from operating.


How do you wire a 4-lamp electronic ballast?

The way a metal halide light is set up, there's a transformer in it called a "ballast." The ballast powers the bulb. You can wire ballasts to a lot of different voltages--which voltages you can use are dependent on the ballast in question--but 120v single phase is almost always one of the choices. So yes, you can do it.


Can a 32 watt tube work with 40 watt ballast?

The exact results are not normally documented in manufacturer's literature, because they do not condone purposely mis-matching ballasts and lamps That being said, if both are RAPID-START there is a likelyhood that the lamp will light with this ballast. The light output may be less than normal and the ballast may have a premature failure. It's not going to explode. If you are deperate, help yourself, but I would always recommend a correct match...


Will a higher wattage hps bulb work in a ballast that came with a lower wattage bulb?

A higher wattage HPS bulb may work with a ballast that is rated for a lower wattage bulb , but may appear to be dim and will not produce the rated light output. It is best to match ballast and bulb accordingly.

Related questions

If the ballast on a fluorescent light blows will the lamp still work?

If the ballast on a fluorescent light blows the lamp will not work.


Can you make a three phase light ballast work on 110 or even 220?

No. A three-phase ballast requires three-phase power


Can T8 LED tube light be used with ballast and can ballast be removed and will it work?

A T8 LED tube has to be used with a ballast to bring the correct voltage to the tube for it to operate correctly. Removing the ballast from the circuit will prevent the tube from operating.


Can a photocell work when installed 3ft below a light?

It will if it can not 'see' the light.- ie, if there is a shade or something between it and the light.


How do you wire a 4-lamp electronic ballast?

The way a metal halide light is set up, there's a transformer in it called a "ballast." The ballast powers the bulb. You can wire ballasts to a lot of different voltages--which voltages you can use are dependent on the ballast in question--but 120v single phase is almost always one of the choices. So yes, you can do it.


How do you rewire a magnetic ballast F96T12 fixture to work with a new electronic ballast?

The end sockets have to be rewired. The schematic for the rewire is on the ballast label.


Can a 32 watt tube work with 40 watt ballast?

The exact results are not normally documented in manufacturer's literature, because they do not condone purposely mis-matching ballasts and lamps That being said, if both are RAPID-START there is a likelyhood that the lamp will light with this ballast. The light output may be less than normal and the ballast may have a premature failure. It's not going to explode. If you are deperate, help yourself, but I would always recommend a correct match...


How do you replace ac ballast where emergency ballast present?

First you need to determine if it's the ballast that's bad or the emergency ballast. The emergency ballast can go bad and cause the bulbs not to work or not all of them to work depending on the lights wiring setup. Push the test button on the emergency ballast which should have a red glowing indicator light. If all the lights illuminate slightly, change the emergency ballast. It's best to buy the exact ballast for this repair. i.e. If it's a T8 3 lamp fixture. Buy a T8 3 lamp ballast not a 4. You can use a 4 in place of a 3 lamp, but the 3 lamp will be more user friendly. Easiest way is to note what wires go to what. Draw a diagram if you have to and just simply match them back up.


Can a HID bulb work in a standard light socket?

No. An hid bulb has a transformer (ballast) that produces a certain voltage needed to fire the gas in that lamp.


Will a higher wattage hps bulb work in a ballast that came with a lower wattage bulb?

A higher wattage HPS bulb may work with a ballast that is rated for a lower wattage bulb , but may appear to be dim and will not produce the rated light output. It is best to match ballast and bulb accordingly.


Will a fluorescent lighting fixture that uses 4 4 ft T8 bulbs operate with only 2 bulbs installed?

The lighting fixture may have 1 ballast, or 2 ballasts. If it has only 1 ballast all 4 lamps must be good in order for it to work properly. It is recommended to replace all lamps at the same time, rather than just the one that is bad. Testing has shown that replacing just one, will shorten the life of the others controlled by that ballast. If 2 ballasts are used, each one is wired to 2 lamps. So, if one pair has a problem the other 2 will still work. To find out how many ballasts you have you must open the fixture. You can't miss them they are the big black rectangular objects.


If the third brake light not work will it pass inspection in PA?

No. If it was factory installed and still visible on your car, then the bulbs inside must light up.