What was found
YYC - C3 LEFT HAND AILERON INBOARD PCU OUTBOARD LUG HAS PITTING CORROSION IN MULTIPLE AREAS. REPAIRED IAW HORIZON AIR EA R-57-138 AND REO 670-57-61-030.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YYC - C3 LEFT HAND AILERON INBOARD PCU OUTBOARD LUG HAS PITTING CORROSION IN MULTIPLE AREAS. REPAIRED IAW HORIZON AIR EA R-57-138 AND REO 670-57-61-030.