What was found
COCKPIT DOOR WILL NOT UNLOCK FROM OUTSIDE COCKPIT. REMOVED AND REPLACED COCKPIT DOOR KNOB IAW M/M 52-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
COCKPIT DOOR WILL NOT UNLOCK FROM OUTSIDE COCKPIT. REMOVED AND REPLACED COCKPIT DOOR KNOB IAW M/M 52-00.