What was found
DURING A MAINTENANCE WALK AROUND CHECK, AN AISLE EMERGENCY EXIT SIGN WOULD NOT TEST. MAINTENANCE REMOVED AND REPLACED THE BATTERY CARTRIDGE PER BOEING MM 33-51-81, SYSTEM NOW CHECKS NORMAL. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING A MAINTENANCE WALK AROUND CHECK, AN AISLE EMERGENCY EXIT SIGN WOULD NOT TEST. MAINTENANCE REMOVED AND REPLACED THE BATTERY CARTRIDGE PER BOEING MM 33-51-81, SYSTEM NOW CHECKS NORMAL. (M)