As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE WAITING FOR GATE IN MCO FAINT FUME EVENT NOTICE IN COCKPIT. SECURED PACK 1 OPENED WINDOWS F/A REPORTED NO FUMES. R&R NR 1 ENG DEOILER SEAL IAW AMM 72-60-29. R&R P1 RECIRC FILTER IAW AMM 21-21-41. AFTER OIL LEAK DETECTED. PERFORMED PACK-BURNOUT IAW AMM 21-00-00 OPS CHECK GOOD. NO ODOR DETECTED.