As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS IN BASE MAINTENANCE: CABIN FLOORBOARD PN 869Z1610-102 IS DELAMINATED AT 1-2H. MAINTENANCE REMOVED FLLOR BOARD PN 869Z1610-102 AND INSTALLED FLOOR BOARD PN: VTSAA869Z1610-102 LF AT (1-2H) IAW AMM B787-A-53-01-01-2A-520A-A/720A-A ANS.