What was found
ELEC SMELL COMING FROM MID GALLEY AREA, ODOR PRESENT AGAIN ON GATE APPROX 6 HOURS AFTER ARRIVAL. RECIRC FANS OFF, GND AIR BLOWING INTO ACFT. SMELL NOTICEABLE FROM AROUND PILOT REST SEAT AFT THROUGH ECONOMY PLUS. COFFEE MAKERS, WARMERS & EVERYTHING IN GALLEY LEFT ON, UNKNOWN IF BY CLEANERS OR FLIGHT ATTENDANTS. MID GALLEY OVENS FOUND EMITTING ODOR R31 & R32, REQUIRE REPLACING, 4 OVENS REPLACED. RAN MID GALLEY OVENS FOR ONE HOUR, NO ODORS NOTED THROUGHOUT CABIN.