What was found
MDC SEAT TRACK NR 5R AT FR 77.5 HAS CORROSION. BLEND CORROSION, OUT OF LIMITS. REPLACED DAMAGED SEAT TRACK SECTION WITH NEW AND SPLICES IAW A310-200 SRM 51-74-10, 53-10-16. ALSO, INSTALLED FLOORBOARDS 262VF AND 262UF IAW A310 AMM 53-10-23. MAJOR REPAIR IAW FEDEX GMM 6-2-100. SEE JPF N00820.