What was found
LEFT LOWER WING PLANK CUT OUT FOR 550DB HAS FRETTING DAMAGE OTBD & FWD SIDES. CONTINUATION CARD 8783711 OP 289. REPAIRED WING PLANK ACCESS HOLE FOR PANEL 550DB IAW REO 601R-57-21-030 REV L 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 550DB HAS FRETTING DAMAGE OTBD & FWD SIDES. CONTINUATION CARD 8783711 OP 289. REPAIRED WING PLANK ACCESS HOLE FOR PANEL 550DB IAW REO 601R-57-21-030 REV L L