As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS - DURING A SCHEDULED 1C INSPECTION, THE LEFT ENGINE LOWER COWLING CHAFFED AT EDGE SUPPORT AFT OF REAR HINGE. MAINTENANCE BLENDED AREA AND INSTALLED AN L SHAPED SUPPORT OVER THE AFFECTED AREA IAW EMB RED GST 0519/01. PROCEDURES WERE SATISFACTORY. AIRCRAFT WILL BE RELEASED FOR SERVICE UPON COMPLETION OF C-CHECK. (M)