What was found
YYC - LEFT WING PANEL 522BT BOTTOM SURFACE OF PANEL PITTING AND FRETTING CORROSION AROUND PANEL ATTACH HOLES. REPAIRED IAW RD 8/4-87-422.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YYC - LEFT WING PANEL 522BT BOTTOM SURFACE OF PANEL PITTING AND FRETTING CORROSION AROUND PANEL ATTACH HOLES. REPAIRED IAW RD 8/4-87-422.