As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PS-1 CHECK FOUND EMERGENCY FLOOR AND EXIT DOOR LIGHTS TO BE INOP. REMOVED AND REPLACED NR 3 BATTERY AND NR 3 CHARGER IAW W/C 33-700-19. PERFORMED OPERATIONAL CHECK IAW W/C 33-700-17. OP CHECK GOOD. BATTERY CHARGER ASSY PN 11-0049 SN 15215.