As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L/H SLAT TRACK NBR 4 LOWER AFT SURFACE HAS EVIDENCE OF CORROSION AND PREVIOUS REWORK REF 5742-01028-02A. LIAISON ENGINEERING SUPPORT WILL BE REQUIRED BEFORE FURTHER FLIGHT. REPAIRED L/H SLAT TRACK NBR 4 LOWER AFT SURFACE PER ERA 608553- 14AD REV. C AND PRI REV O AND 1 MATCHED. (LP# 0171769)