As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR PANEL 231KF IS DELAMINATED ON TOP SURFACE<[01] REMOVED AND REPLACED MAIN CABIN FLOOR PANEL 231KF I.A.W. B737-800 A.M.M. 53-21-00.;[02] C/W MT: REMOVED AND REPLACED MAIN CABIN FLOOR PANEL 231KF IAW B737-800 AMM 53-21-00.