What was found
DURING HEAVY CHECK WAS REPORTED KNIFE EDGE CROSSBEAM 17 BETWEEN R-1 DOOR AND RT SEAT TRACK. MX REPAIRED FRAME 17 FLOOR CROSSBEAM IAW ETD 2013-170-042101 ISSUED DMI 406659/1 FOR PERMANENT REPAIR AND INSPECTION TASK 53-10-027-0001, INTERNAL GVI, INTERVAL OF 20000 FC, SEE CONTINUATION CARD C1, C2, FOR WORK COMPLETED, SEE NRWC VP-030907-2013/601 FOR FINAL INSPECTION OF WORK AREA. MAJOR REPAIR. ACFT REMAINS IN MX UNTIL HEAVY CHECK IS COMPLETED.