What was found
EMERGENCY LIGHTS DIM THEN INOPERATIVE. REPLACED THE BATTERY PACKS ABOVE ROW 21, IAW AMM 33-60-98. THE AIRCRAFT WAS GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY LIGHTS DIM THEN INOPERATIVE. REPLACED THE BATTERY PACKS ABOVE ROW 21, IAW AMM 33-60-98. THE AIRCRAFT WAS GROUNDED.