What was found
LEFT ENG, LOWER FAN COWL PANEL 432AB, TE IS CHAFED IN SEVERAL AREAS. R & R LT ENG LOWER FAN COWL TE IAW CMM 71-14-01-300-814-A01 REPAIR SRS091. UPON FURTHER INVESTIGATION, FOUND CHAFE DAMAGE TO BE OUT OF LIMITS OF CMM TASK 71-14-01-300-813-A01 SRS090, REQUIRES AFT EDGE STRIP REPLACEMENT. R & R TE, PN 228-50081-107 IAW CMM 71-14-01-300-814-A01 REPAIR SRS091. NEW PART REQUIRES PAINT. PREPPED & PAINTED REPAIR ON LT ENG LOWER FAN COWL TE IAW SRM 51-25-01.