What was found
DURING BASIC CHECK, INSPECTION DISCOVERED CORROSION DAMAGE ON THE CABIN LATERAL SEAT TRACK, PN 170-02056-008. THERE ARE 3 EACH DAMAGED AREAS CONSISTING OF THE FOLLOWING DIMENSIONS, 1.0 INCH X .50 INCH X .030 INCH DEEP, 1.40 INCHES X 1.0 INCH X .035 INCH DEEP & 1.60 INCHES X 1.50 INCHES X .035 INCH DEEP. REF ATTACHED FIGURES IDENTIFYING DAMAGE LOCATIONS. PERMANENT REPAIR BY REPLACEMENT IS ACCOMPLISHED IAW DWGS LISTED IN TABLE 2 & SRM CHAPTER 51 PRINCIPLES. SINCE THE TRACK IS A DIRECT REPLACEMENT, NO CHANGES TO THE INSPECTIONS IN THE EXISTING MX PROGRAM ARE REQUIRED. ENGINEERING HAS CLASSIFIED THIS REPAIR AS A MAJOR REPAIR. ACCOMPLISHMENT OF THIS MAJOR REPAIR WAS ON EO E170-53MR-029 UNDER WO 2040197.