What was found
LEFT LOWER WING PLANK CUT OUT FOR PANEL 550AB HAS FRETTING DAMAGE ON OTBD END. CONTINUATION CARD 8783711 OP 291. REPAIRED WING PLANK ACCESS HOLE FOR PANEL 550AB IAW REO 601R-57-21-030 REV L.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT LOWER WING PLANK CUT OUT FOR PANEL 550AB HAS FRETTING DAMAGE ON OTBD END. CONTINUATION CARD 8783711 OP 291. REPAIRED WING PLANK ACCESS HOLE FOR PANEL 550AB IAW REO 601R-57-21-030 REV L.