What was found
SEAT TRACK BETWEEN FRAME 31 AND 35 AT -Y1552.5 IS CORRODED AT LOCATIONS: FR32+18.5", FR33+3". CORROSION REMOVED BY GRINDING AS PER SRM 51-74-00 REV 98. UNABLE TO FULLY REMOVE CORROSION DAMAGE OR ACCURATELY MEASURE DEPTH. DAMAGE LOCATIONS -Y1552.5 FR32+18.5 & FR33+3" SEAT TRACK CROWN INNER VERTICAL AREAS. ASSESSED AS OUTSIDE OF SRM 53-00-15 REV98 LIMITS. CONFIRMED AS LEVEL 2 CORROSION. PART REPLACEMENT REQUIRED. SEAT TRACK REPLACED AS PER SRM 51-72-11 REV98 AND DRAWING F53275877 ISSUE F.