What was found
DURING MAINTENANCE INSPECTION FOUND THE AFT LIGHT BULB INOPERABLE ON THE PASSENGER ENTRY COURTESY LIGHT UNIT. THE OPERATIONAL CHECK COURTESY LIGHT IAW AMM 33-26-00 CHECK WAS GOOD. THE EMERGENCY LIGHT ON THE COURTESY LIGHT ASSEMBLY WAS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE MAIN DOOR EMERGENCY LIGHT IAW AMM 33-26-04. THE OPERATIONAL CHECK WAS GOOD IAW AMM 33-26-00 AND 33-50-00. THE AIRCRAFT WAS RETURNED TO SERVICE.