What was found
(AUS) UNABLE TO OPEN L1 DOOR. INVESTIGATION FOUND THE UPPER GUIDE ARM ATTACHMENT PIN HAD MIGRATED UP RESTRICTING MOVEMENT OF THE DOOR DUE TO THE ATTACHMENT PIN CIRCLIP SEPARATING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AUS) UNABLE TO OPEN L1 DOOR. INVESTIGATION FOUND THE UPPER GUIDE ARM ATTACHMENT PIN HAD MIGRATED UP RESTRICTING MOVEMENT OF THE DOOR DUE TO THE ATTACHMENT PIN CIRCLIP SEPARATING.