What was found
DURING B-04 CHECK EXFOLIATION CORROSION WAS FOUND ON LT IB SEAT TRACK AT Y765, FR 47. MAINTENANCE REMOVED CORRODED LT IB SEAT TRACK AT Y765, FROM FR 41 TO FR 47; FABRICATED A NEW REPLACEMENT SEAT TRACK; INSTALLED REPAIR PART IAW A320 SRM 51-42-11, FIG. 13, 14, AND 18.