As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAL - MAJOR REPAIR - DURING C-04 CHECK, CORROSION WAS FOUND ON SEAT RAIL BEAM ASSEMBLY -Y765 AT FR 64+14". MAINTENANCE REMOVED DAMAGED AREA OF SEAT RAIL UPPER FLANGE -Y765 FROM FS 64 TO FS 65; FABRICATED A REPAIR ANGLE; INSTALLED REPAIR PART IAW ER 26-5341-05020-RC1.