What was found
FLOORBOARD LOOSE ROW 17. METAL BOWING WHEN NOT UNDER FOOT: SPRINGING DOWN UNDER WEIGHT COMPLIED WITH EA 1-A53-31403 REV 1 DATE 06/22/2017. PANEL IS FREE OF DEFECTS (CRACKS; DENTS; PUNCTURE; ETC) AT THIS TIME. REPEAT INSPECTION REQUIRED: PERFORM VISUAL EXAMINATION OF THE PANEL TO ENSURE PANEL IS FREE OF DEFECTS. IF DEFECT NOTED CONTACT SERVICE ENGINEERING. THRESHOLD: 100 FLIGHT CYCLES; REPEAT INTERVAL 100 FLIGHT CYCLES. PERMANENT REPAIR: PERFORM REPAIR BY REPLACING PANEL OR RECTIFY PER AMM 53-21-00/401. PERM REPAIR LIMIT 250 FLIGHT CYCLES. PERMANENT ACTION REQUIRED.