As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LHR - FLT 108 - EN ROUTE BOS/LHR - DURING CRUISE, FIRST CLASS GALLEY OVEN EMITTED SMOKE WHEN DOOR OPENED DURING OPERATION. AIRCRAFT PROCEEDED TO LHR AND LANDED WITHOUT INCIDENT. CLEANED INTERIOR OF FIRST CLASS GALLEY OVEN. SYSTEM GROUND CHECKED NORMAL OPERATION WITH NO SMOKE NOTED. (M)