What was found
DURING C-04 CHECK CORROSION WAS FOUND ON SEAT TRACK Y1292 LT BETWEEN FR 18 AND FR 20. MAINTENANCE REMOVED CORRODED SEAT TRACK Y1292 LT FROM FR 18 TO FR 20; FABRICATED A NEW REPLACEMENT SEAT TRACK; INSTALLED REPAIR PART IAW A320 SRM 53-11-15, FIG. 203, PG. 209-212, 219-220.