What was found
AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT THE AIRCRAFT DOORS EMERGENCY LIGHTING FLASHING DURING FLIGHT AND THE EMERGENCY LIGHTS ARE ON IN THE ARMED POSITION. MAINTENANCE REPLACED EMERGENCY LIGHT SWITCH 4WL (AALA202210278976), EMERGENCY LIGHT SWITCH RELAY 8WL (AALA202210270181), EMERGENCY POWER SUPPLY UNIT BATTERIES AT POSITIONS 11WL (AALA202210277571), 12WL (AALA202210271728), 13WL (AALA202210278395) AND THE EMERGENCY POWER SUPPLY UNIT AT 13WL (AALA202210271622) PER AMM 20-21-15, 33-13-42 AND 33-51-38. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO DEFECTS NOTED.