What was found
DURING ROUTINE MAINTENANCE THE EXTERNAL EMERGENCY LIGHTS WOULD NOT ILLUMINATE. MAINTENANCE REPLACED THE NR 4 EMERGENCY BATTERY CHARGER AND BATTERY PACK. OPERATIONAL CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING ROUTINE MAINTENANCE THE EXTERNAL EMERGENCY LIGHTS WOULD NOT ILLUMINATE. MAINTENANCE REPLACED THE NR 4 EMERGENCY BATTERY CHARGER AND BATTERY PACK. OPERATIONAL CHECKED GOOD.