What was found
LH SEAT TRACK HAS CORROSION BETWEEN FR 19 AND FR 20 @ Y=-12" (MAJOR REPAIR) BLENDED CORROSION ON LH SEAT TRACK BETWEEN FR 19 AND FR 20 @ Y=-12" PER EMB 175 SRM 51-10-03. UPON EVALUATION FOUND AREA TO MEASURE L=1.3" X W=1.1" H=.- 071" ORIGINAL MATERIAL THICKNESS IS .071" AND IS OUT OF LIMITS PER EMB 175 SRM 53-10-10/AD01. REMOVED DAMAGED L/H FWD SEAT TRACK FROM FR-12 - FR-20 PER SRM 51-40-08. CUT FWD LH SEAT TRACK BETWEEN FR18 AND FR19 IAW WITH ETD2025-170-926600 REV: B. FABRICATED 2 EA. L DOUBLERS FOR SEAT TRACK REPAIR ETD2025-170-926600 REV.: B. LOCATED AND DRILLED & COUNTERSINKS AND DEBURRED 2 EA. L DOUBLERS FOR SEAT TRACK REPAIR AND NEW SECTION OF SEAT TRACK REF ETD2025-170-926600 REV.: B.