What was found
DURING BASIC CHECK, INSPECTION DISCOVERED CORROSION DAMAGE ON THE CABIN SEAT TRACKS, PN’S 170-92570-005, 170-02056-007, 170-92568-005, 170-02056-008 & 170-65917-006. PERMANENT REPAIRS BY REPLACEMENT ARE ACCOMPLISHED IAW DWGS LISTED IN TABLE 2 & SRM CHAPTER 51 PRINCIPLES, REF ATTACHED FIGURES IDENTIFYING DAMAGE LOCATIONS & DIMENSIONS. FOLLOW UP INSPECTIONS FOR THE REPLACEMENT OF THE PARTS WILL NOT BE REQUIRED DUE TO THE DIRECT REPLACEMENT OF THE SEAT TRACKS. ENGINEERING HAS CLASSIFIED THIS REPAIR AS A MAJOR REPAIR. ACCOMPLISHMENT OF THIS MAJOR REPAIR IS ON EO E175-53MR-192 UNDER WO 1923332. SDR’S C77A20150622002 & C77A20150623001 THROUGH 004 SUBMITTED FOR THE TRACK REPLACEMENTS.