What was found
(CAN) INBOARD FLAPS LOCKED OUT AT 15 DEGREES AFTER TAKEOFF. DUMPED FUEL AND LANDED USING ALTERNATE FLAP EXTENSION. REPLACED FLAP INDICATOR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) INBOARD FLAPS LOCKED OUT AT 15 DEGREES AFTER TAKEOFF. DUMPED FUEL AND LANDED USING ALTERNATE FLAP EXTENSION. REPLACED FLAP INDICATOR.