What was found
AFT CABIN, RH O/B SEAT TRACK, AFT MOST TRACK, HAS EVIDENCE OF CORROSION. CORRODED AREA OF AFT CABIN R/H O/B SEAT TRACK FOUND OUT OF LIMITS IAW A220 ASRP J53-61-49. REMOVED AND REPLACED R/H O/B SEAT TRACK IAW A220 ASRP J51-42-20. (LP# 1167044)