As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR PANEL 231RF DELAMINATED UPON INSPECTION OF P/N 143A5810-531 FOUND FLOOR PANEL TO BE PANEL 231AAF.<[01] 01 - REMOVED AND REPLACED PER [AMM 53-21-00-401-MAX (PASSENGER CABIN FLOORS - REMOVAL/INSTALLATION - PERMANENT)];[02] VERIFIED CORRECTIVE ACTION #1