How test ballasts fluorescent light fixtures | ehow, Fluorescent light ballasts control the voltage delivered to the fluorescent tubes, allowing them to start and to operate at rated output. when the fixture is switched. How fluorescent light ballasts bad | ehow, Fluorescent fixtures require ballasts to operate fluorescent light bulbs. the ballast provides the proper amount of voltage to start the bulbs and continues to. How check fluorescent light ballast | ehow uk, Disconnect the light fixture from the electricity and wait a few minutes. this lets any stored current remaining in the ballast to disperse in the lighting circuit..
How check fluorescent light ballast | ehow uk, Disconnect light fixture electricity wait minutes. lets stored current remaining ballast disperse lighting circuit.. http://www.ehow.co.uk/how_6188489_check-fluorescent-light-ballast.html How replace ballast fluorescent lighting fixture, All fluorescent light fixtures consist lamp(), lamp holders, ballast internal wiring. older types "starters", . ballast . http://www.wikihow.com/Replace-the-Ballast-in-a-Fluorescent-Lighting-Fixture