As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C4 S1 C CHECK INSPECTION REPORTED CORROSION ON MAIN CABIN R1 DOOR ENTRY FLOOR PANEL LOWER SURFACE AND AT VARIOUS FASTENER HOLES. MAINTENANCE REMOVED AND REPLACED R1 DOOR ENTRY PANEL 222FF. INSTALLATION WILL BE ACCOMPLISHED ON WORK CARD CP753-12.