What was found
FLOOR SEAT RAIL HAS CORROSION RBL9, FS 661-693, SEGMENT. REMOVED PASSENGER SEAT RAILS IAW AMM 53-00-49-000-801-A07. INSTALLED FLOOR SEAT RAIL, RBL9, FS 661-693 BY INSTALLING SCREWS IAW AMM 53-00-49-400-801-A07. COMPLIED WITH EC/TC REO 670-53-00-343 AND GREO 670-53-00-343, REV M AS WRITTEN.