What was found
TWO HINGE FITTINGS IN THE LT OTBD AILERON WERE FOUND SEVERELY CORRODED DURING A C-CHECK INSPECTION. THE FITTINGS ARE MAGNISIUM, THAT AND TIME ARE THE MOST LIKELY CAUSE. CAREFUL INSPECTION IS NEEDED TO CATCH THIS KIND OF PROBLEM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TWO HINGE FITTINGS IN THE LT OTBD AILERON WERE FOUND SEVERELY CORRODED DURING A C-CHECK INSPECTION. THE FITTINGS ARE MAGNISIUM, THAT AND TIME ARE THE MOST LIKELY CAUSE. CAREFUL INSPECTION IS NEEDED TO CATCH THIS KIND OF PROBLEM.