What was found
AIRCRAFT WAS GROUNDED: OVERWING EXIT LIGHTS INOPERATIVE. MAINTENANCE TROUBLESHOT AND FOUND BATTERY PACK DEFECTIVE AND REPLACED BATTERY PACK PER AMM 33-51-07.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: OVERWING EXIT LIGHTS INOPERATIVE. MAINTENANCE TROUBLESHOT AND FOUND BATTERY PACK DEFECTIVE AND REPLACED BATTERY PACK PER AMM 33-51-07.