As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REFERENCE NON ROUTINE C044794. DURING C4 S1 C-CHECK INSPECTION NOTED PANEL 221FF HAS LITE CORROSION ON BOTTOM SIDE. MAINTENANCE REMOVED AND REPLACED FLOOR PANEL 221FF IN ACCORDANCE WITH THE REQUIREMENTS OF WORK CARD SP753-12. UPON COMPLETION OF THE REPAIR, IT WAS INSPECTED AND FOUND ACCEPTABLE. (A)