What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO JFK DUE TO THE FLIGHT ATTENDANTS REPORTING AN ELECTRICAL BURNING SMELL IN BUSINESS CLASS GALLEY WHICH WAS CONFIRMED BY THE FIRST OFFICER - THE AIRCRAFT LANDED SAFELY AT JFK AND TAXIED TO THE GATE UNDER ITS OWN POWER - MAINTENANCE ISOLATED THE SOURCE OF THE ODOR TO THE POSITION 4 OVEN WHICH HAD HEAVY BURNT CRUSTATIONS INSIDE THE OVEN ALONG WITH AN ELECTRICAL ODOR COMMING FROM THE SCREENS - MAINTENANCE REPLACED THE OVEN PER AMM 25-35-19