As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER DEPARTURE, THE FA REPORTED FUMES IN THE CABIN. RETURNED TO DEPARTURE WITH PACKS OFF & RAM AIR OPEN. FUMES DISSIPATED. PERFORMED TSM 05-50-00-810-831-A. FOUND THE NR 2 ENGINE DEOILER SEAL LEAKING. R & R THE DEOILER SEAL IAW AMM 72-60-31. OPS CHECK GOOD. PERFORMED PACK BURN IAW 21-00-00 AMM. COULD NO LONGER DUPLICATE SMELL. THIS ACTION CLOSES DMI# 2321564-1. MOC NOTIFIED. PLACARD REMOVED.