As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON POSTFLIGHT, FOUND OVER-PRESSURE RELIEF VALVE NOT FLUSH WITH FUSELAGE(<P>FOUND PIECE OF DEBRIS BETWEEN UPPER POSITIVE PRESSURE RELIEF VALVE FLANGE DOOR AND ACFT SKIN. REMOVED DEBRIS AND FLAPPER DOOR OPERATES NORMALLY PER AMM 21-32-00 NO DEFECTS NOTED.</P>)