What was found
LEVEL 2 CORROSION FOUND ON SEAT TRACK AT ZONE 230, STA 520 TO 600, WL 307, LBL 27.99. REPAIRED IAW 747 SRM 53-10-05, ALTERNATIVE 1, PAGE 2A. FOUND DURING ACCOMPLISHMENT OF CARGO CONVERSION, ROUTINE C-CHECK, AND ACCOMPLISHMENT OF CPCP TASK CARDS AT BOEING WICHITA (KIAB). WORK ORDER NUMBER MO280, TASK CARD NR 7CI2227, NON ROUTINE WORK CARD NR ASA CKF-A-019, CPCP TASK CARD C53-210-01 PART 1.