As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAULT- FOUND AFT CARGO FLOOR PANEL CRACK, P/N:453T1996-20 (REPAIR) CUT OUT THE DAMAGE AND CLEAN. MEASURE THE CUTOUT (LENGTH: 1.4", WIDTH: 0.3", AT AFTER EDGE AND 10" FROM LEFT HAND ON PANEL NO.453T1996-20). APPLY THE COMPOUND TO THE CUTOUT CURED AT 125°F FOR 3 HOURS AND BOND THE REPAIR PLIES WITH RESIN CURED AT 170°F FOR 2 HOURS WITH A MINIMUM VACUUM OF 20 IN/HG I.A.W. 767-300F SRM 53-00-50-2R-0 REV.88.