What was found
PIT - MAINTENANCE REPORTED THE EMERGENCY LIGHT BATTERY PACK M1137 INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE M1137 BATTERY PACK. OPERATIONAL CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PIT - MAINTENANCE REPORTED THE EMERGENCY LIGHT BATTERY PACK M1137 INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE M1137 BATTERY PACK. OPERATIONAL CHECK GOOD.