As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LHR - FLT 46 - EN ROUTE NR 2 FIRST CLASS OVEN SMOKING. TURNED OVEN OFF AND SMOKE DISSIPATED. LANDED LHR WITHOUT INCIDENT. PULLED CIRCUIT BREAKERS AND BANDED AND DEFERRED PER PD. ORD REPLACED FIRST CLASS OVEN. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)