As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXIOUT- F/A REPORTS BURNING SMELL IN AREA OF 3L DOOR. INSP AFT B/B AND IFE EQUIP. INSP LT/RT WHEEL WELL AREAS. INSP LT/RT ACM AREAS, ALSO INSP APU PNEU DUCT FROM AFT B/B TO FWD OF LT ACM. INSP CN AREA FROM SEATS 27AB-33AB. INSP CEILING AND FLOOR AREAS. RAN BOTH ENGS AND APU UNDER VARYING PNEUMATIC LOADS. NO ABNORMAL ODORS/SMELLS NOTED. NO ABNORMAL CONDITIONS NOTED IN INSP AREAS.