What was found
AT D CK, FUS INTERIOR SEAT TRACK NR 1 FROM FS 1070 TO FS 1183 REQUIRES CLEANING REMOVAL OF DIE PENETRANT SPILL. REMOVED DIE PENETRANT, REMOVED CORROSION, FOUND BEYOND LIMITS. REMOVED AND REPLACED SEAT TRACK PER B727 SRM 51-20-1 AND 53-10-5, FIG 7. REF: N/R 3505.