As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION STRUCTURAL CENTER FUSELAGE III LT SEAT TRACK FRAME. REMOVED DAMAGED AND INSTALLED NEW LT SEAT TRACK FRAME AT CENTER FUSELAGE III REF SRM 51-43-03, 51-41-00 P/N 170-86081-005. SEE W/O H5692 SEQ 1536 SN 140 FOR WORK DETAILS. AIRCRAFT REMAINS IN HEAVY CHECK.