REMOVE/INSTALL LIGHT BALLAST-continued.
Tighten diffuser captive screws.
Restore power to lights by placing circuit breakers AICB9, A1CB11 and AICB13 in
Main Power Panel in the ON position.
REMOVE/INSTALL EMERGENCY LIGHT BALLAST.
This task covers:
General Mechanics Tool Kit, (Appendix B, Section III, Item 2)
Power to lights turned OFF by placing A1CB9, AICB11, and AICB13 in the OFF position at
Main Power Panel.
General Safety Instructions
Before performing any maintenance actions on electrical equipment, ensure all electrical power has been
turned off. Death or serious injury may occur from failure to do this.
Remove Ballast. See figure 4-6.
Unlatch and open ballast box door.
Disconnecting ballast plug from connector.
Remove indicator light by removing tee handle and clamp on right wall bracket. Retain clamp for reuse.
Remove tee handle and clamp at top of ballast and remove ballast by lifting up from bottom support bracket.
Retain clamp for reuse.
Install Ballast. See figure 4-6.
Position new ballast onto bottom support bracket.
Secure top of ballast with tee handle and clamp.
Secure indicator light on right wall bracket with tee handle and clamp.