As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) OVEN NR 1 IN Y CLASS GALLEY, OVERHEATED AND SPARKED THEN STARTED SMOKING.C/B PULLED AND 2 SHOTS OF HALON FIRED IN IT. OVEN COOLED DOWN AND REMAINED DEACTIVATED FOR REMANDER OF FLIGHT. OVEN REPLACED ,WIRING AND CONNECTOR INSPECTED FOR DAMAGE. NO FAULTS FOUND.OVEN OPEATION CHECKED SERVICEABLE.