What was found
DURING LINE CHECK, MAINTENANCE FOUND THE EMERGENCY ESCAPE LIGHTING BATTERY PACK AT ROW 23 HAD FAILED. MAINTENANCE REPLACED THE BATTERY PACK AND RETURNED THE AIRCRAFT TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING LINE CHECK, MAINTENANCE FOUND THE EMERGENCY ESCAPE LIGHTING BATTERY PACK AT ROW 23 HAD FAILED. MAINTENANCE REPLACED THE BATTERY PACK AND RETURNED THE AIRCRAFT TO SERVICE.