What was found
INITIAL INSPECTION: CORROSION ON FLOOR SEAT RAILS IN SECTIONS [ FS= 581 TO FS= 683, 9LBL/RBL ] [ FS= 683 TO FS= 835, 9LBL/RBL ] [ FS= 835 TO FS= 987, 9LBL][ FS= 835 TO FS= 977, 9RBL ] AT PAX CABIN. (CPAX) (TCI: 53-20-245) COMPLETE: SUMMARY: NEW FLOOR SEAT RAILS IN SECTIONS [ FS= 581 TO FS= 683, 9LBL/RBL ] [ FS= 683 TO FS= 835, 9LBL/RBL ] [ FS= 835 TO FS= 987, 9LBL][ FS= 835 TO FS= 977, 9RBL] WERE REPLACED PER AMM 53-00-49-400-801-A17.