What was found
LEFT WING KNUCKLE JOINT WORN OUTBOARD END OF NUMBER 4 SLAT. REPLACED WORN OUTBOARD KNUCKLE JOINT RIB NUMBER 4 LEFT SLAT PER ESO 80117.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT WING KNUCKLE JOINT WORN OUTBOARD END OF NUMBER 4 SLAT. REPLACED WORN OUTBOARD KNUCKLE JOINT RIB NUMBER 4 LEFT SLAT PER ESO 80117.