Can I replace fluorescent ballast?

What are the signs of a bad ballast?

- Buzzing. If you hear a strange sound coming from your bulbs or light fixture, like a buzzing or humming noise, that's often a sign your ballast is going. ... - Dimming or flickering. ... - No lights at all. ... - Changing colors. ... - Swollen casing. ... - Burn marks. ... - Water damage. ... - Leaking oil.

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