HOW TO REPAIR FLUORESCENT LIGHT

1. After checking fuse to be sure current is reaching lamp, test bulb.It may be loose, or-if blackened-burned out.Try a new lamp.If  there is still no light,try a new starter buttom. Be sure replacement is of the same wattage and size as the one removed or called for by type of unit.
2. Lamp prongs may be bent and making poor contact, On straight lamps, there may be corrected with needle-nose pliers. Sand any corroded spots.
3. Shut off power, then check contacts in sockets.They too may be bent. If so, straighten with needle-nose pliers, Sand points to remove corrosion.
4. If there is still no light, shut off power again. With nut removed, fixture is held only by wires.
5. Place fixture on table and run temporary power line to iy, connecting to fixture wire.Tape jointe well or use solderless conncector.
6. Remove solderless conncetors froe each group of wire to see if any connectors have pulled loose, If so,retwist wire and replace connectors.
7. Final trouble point may be the ballast or transformer. Mark wire as to location with tags, them from the ballast and replace it with a new one, making sure make, type, and mounting poles for wire and identical with the onw removed. Then reassemble fixture and replace.