What was found
FORWARD CABIN LT INBD SEAT TRACK CORRODED ON FWD END LBL 23, FR 20, WL 151.5. REMOVED DAMAGED SEAT TRACK BTWN FR 20 TO FR 30 LBL 23 WL 151.5 AND REPLACED IAW ASRP BD500-A-J51-42-20-00AAA-078A-A AND DWG PL C02312600 REV-K. (LP# 1684947; AIRCRAFT WAS GROUNDED)