What was found
CABIN STATION 1160 - 1180 LBL 24.75 SEAT TRACK CROWN FOUND CHAFED. REMOVED IAW SRM 51-10-02 REV 114. REWORKED AREA EVALUATED CLEAN UP DEPTH OF 0.043", FOUND EXCEEDED CROWN LIMIT OF 0.020" IAW SRM 53-00-52 FIG 101, ALLOWABLE DAMAGE 1 REV 114. SEAT TRACK REMOVED FROM STATION 1080 - 1180, LBL 24.75 IAW SRM 51-40-02 REV 114. NEW SEAT TRACK FABRICATED IAW DWG 144N5021 SHT 1 REV A & INSTALLED IAW DWG 144N5001 SHT 3 REV A. REPAIR CLASSIFIED AS MAJOR.