What was found
DURING C-CHECK, FOUND THE UPPER SURFACE OF THE LEFT AILERON, INBOARD END CORRODED THROUGH. REPLACED LEFT AILERON IAW DC-9 M/M 27-10-1 AND 27-10-0.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-CHECK, FOUND THE UPPER SURFACE OF THE LEFT AILERON, INBOARD END CORRODED THROUGH. REPLACED LEFT AILERON IAW DC-9 M/M 27-10-1 AND 27-10-0.