What was found
MXP - FLT 96 - EN ROUTE ORD-MXP - DURING CRUISE, F/C GALLEY NR 1 OVEN PRODUCED SLIGHT SMOKE WHEN HEATED. NO OTHER ABNORMAL INDICATIONS AND AIRCRAFT PROCEEDED MXP, LANDING WITHOUT INCIDENT. CHECK OF THE OVEN REVEALED HEATING ELEMENT VERY DIRTY. PLACARDED F/C GALLEY NR 1 OVEN INOPERATIVE. SUBEQUENTLY REPLACED F/C GALLEY NR 1 OVEN AT LAX AND REMOVED PLACARD. SYSTEM GROUND CHECKED NORMAL OPERATION WITH NO SMOKE NOTED. (M)