What was found
AFTER TAKEOFF ACFT FAILED TO PRESSURIZE. A/C RETURNED BACK TO DEPARTURE. UPON PARKING MX DISCOVERED THE L-2 DOOR SEAL HAD COME OFF OF IT'S RETAINER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF ACFT FAILED TO PRESSURIZE. A/C RETURNED BACK TO DEPARTURE. UPON PARKING MX DISCOVERED THE L-2 DOOR SEAL HAD COME OFF OF IT'S RETAINER.