Disconnect ballast wire from wire nut connection.
h. Pry out lamp socket holder with flat tip screwdriver.
Using scribe, depress wire clips and disconnect ballast wiring.
j. Remove nut and defective ballast.
Install new ballast and connect wires to corresponding lamp socket
Secure with nut.
Reconnect ballast wire to wire nut connection.
Install new wire ties.
Be sure wires are free of kinks and do not interfere with placement of
Reinstall wire guard.
Reinstall lamp and safety tabs.
Turn on overhead light circuit breaker and main circuit breaker.