What was found
THE CREW REPORTED THAT AFTER 50 MINUTES THE RUDDER TRIM BEGAN TO TURN TO THE LEFT & THEN TO THE RIGHT
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE CREW REPORTED THAT AFTER 50 MINUTES THE RUDDER TRIM BEGAN TO TURN TO THE LEFT & THEN TO THE RIGHT