As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ODOR EVENT IN THE DECENT PASSING 8000FT, ODOR ONLY IN-FLIGHT DECK. AIRCRAFT REMOVED FROM SERVICE FOR THIS EVENT. PERFORMED TSM 05-50-000-810-836-A FOUND SOURCE OF FUME TO BE APU. IAW AMM 49-00-00-860-214-A, INSPECTED AND CLEANED AREA NO DEFECTS NOTED. FOUND APU TO BE SOURCE OF THE FUME EVENT PLACED ON MEL 49-10-01A C/N 1241035 DD 01/01/2026 WITH MCC RAH 428023. PLACARDS INSTALLED.