As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BURNT ELECTRICAL ODOR FROM INSIDE GALLEY CART IN THE RIGHT SECTION OF THE AFT GALLEY REPORTED BY FLIGHT ATTENDANTS. BURNT ODOR CAME FROM CART 404. CART REMOVED IN IND. POWERED UP ENTIRE GALLEY. CHECKED OPERATION OF ALL GALLEY COMPONENTS AND LIGHTS. CONFIRMED SMELL CAME FROM CART. NO OTHER DEFECTS WERE NOTED. THE PIGTAIL TO SUSPECT CART WAS REMOVED FROM AIRCRAFT.