What was found
BOS - MAINTENANCE REPORTED THE AFT EMERGENCY LIGHT BATTERY WAS LOW. MAINTENANCE REMOVED AND REPLACED THE M1197 BATTERY PACK. OPERATIONAL CHECK GOOD. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BOS - MAINTENANCE REPORTED THE AFT EMERGENCY LIGHT BATTERY WAS LOW. MAINTENANCE REMOVED AND REPLACED THE M1197 BATTERY PACK. OPERATIONAL CHECK GOOD. (M)