What was found
LHR - DURING OVERNIGHT MAINTENANCE, FIRST CLASS NR 1 OVEN EMITS A STRONG BURNING ODOR. CLEANED FIRST CLASS NUMBER 1 OVEN. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LHR - DURING OVERNIGHT MAINTENANCE, FIRST CLASS NR 1 OVEN EMITS A STRONG BURNING ODOR. CLEANED FIRST CLASS NUMBER 1 OVEN. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)