What was found
RIGHT ENG UPPER FAN COWL HAS SEVERAL CHAFED AREAS ALONG TE. R & R RT ENG UPPER FAN COWL TE IAW CMM 71-41-01-300-814-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. INSTALLED NEW AFT EDGE STRIP ON RT ENG UPPER FAN COWL. WORK PERFORMED IAW CMM TASK 71-14-01-300-814-A01 REPAIR SRS091. APPLY EXTERNAL TOPCOAT TO REPAIR AREA. PREPPED & APPLIED TOPCOAT TO REPAIRED AREA ON RT UPPER EDGE COWL TE IAW SRM 51-25-01.