What was found
MDCC ZONE 252 RT NR 4 SEAT TRACK HAS AREA OF CORROSION INSIDE SCALLOPED HOLE (1- AREA ONLY) AT FRAME 64.5. REMOVED CORROSION IAW A310-200 SRM 51-74-10 FOUND CRACK, FABBED REPAIR SECTION AND SPLICED IAW A310-200 SRM 51-10-16 FIG 208 AND SRM 51-40-40. REMOVED OLD SECTION OF SEAT TRACK IAW A310-200 SRM 51-72-0 TREATED PRIMED AND TOP COATED NEW SECTION IAW A310-200 SRM 51-21-10 HEAT TREATED RIVETS IAW A310-200 SRM 51-25-00. INSTALLED SEAT TRACK SECTION IAW A310-200 SRM 53-10-16 FIG 208 AND SRM 51-40-20.