What was found
AIR TURNBACK - NR 4 FLAP EXTENSION AFTER TAKEOFF AND FLAP RETRACTION. REMOVED AND REPLACED NR 4 L/E FLAP ACTUATOR PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK - NR 4 FLAP EXTENSION AFTER TAKEOFF AND FLAP RETRACTION. REMOVED AND REPLACED NR 4 L/E FLAP ACTUATOR PER MM.