As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DOOR PRIMARY SEAL: DOOR SEAL INFLATED ON GROUND WITH ONLY APU RUNNING (MED WOULD NOT CLOSE)//CORRECTIVE ACTION// REMOVED AND REPLACED ACOUSTIC SEAL INFLATION VALVE LEAKS AND OPS CHECK GOOD REF 680 MM SECTION 36-10-10.