What was found
GOUGE LEFT-HAND CENTER SEAT TRACK BY WINDOW NUMBER FOUR HAS A GOUGE. (MAJOR REPAIR). BLENDED DAMAGE ON LEFT HAND CENTER SEAT TRACK PER EMB-175 SRM 51-10-03. BLENDED AREA MEASUREMENTS ARE L=1" W=0.2" D=0.030" MAX ALLOWED DEPTH AT CROWN TEETH AREA IS 0.007" AND IS FOUND TO BE OUT OF LIMITS WITH D=0.030" PER EMB-175 SRM 53-21-10/AD01 TABLE 102. REMOVED LEFT HAND CENTER SEAT TRACK PER SRM 51-40-08. LOCATED, DRILLED, COUNTERSUNK, AND DEBURRED NEW LEFT SEAT TRACK IAW SRM 51-40-02. TREATED HOLES IAW SRM 51-23-04. RESTORED ORIGINAL FINISH IAW E-175 SRM 51-23-05, 51-23-06, ETN-EJ-51-025, AND ETN-EJ-51-015. REMOVED OLD AND INSTALLED NEW LEFT HAND CENTER SEAT TRACK FROM FRS 23-34 PER SRM 51-40-08.