What was found
AIR TURN BACK ON TAKEOFF ROLL THE HEADING CARD LOCKED UP WITH HEADING FLAG ON BOTH SIDES. R & R ISDU IAW MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURN BACK ON TAKEOFF ROLL THE HEADING CARD LOCKED UP WITH HEADING FLAG ON BOTH SIDES. R & R ISDU IAW MM.