As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT PASSING 18000FT F/A'S REPORTED FOUL SMELL IN AFT CABIN. AFTER PACK #2 WAS TURNED OFF AND X BLEED SHUT SMELL DISAPATED AT APPROX 9000FT. ALL REMAINED NORMAL UNTILL LANDING-PERFORMED PACK #2 BURN OUT IAW TSM 05-50-00. NO SMELL NOTED AT THIS TIME