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, A GOUGE IN THE APU FIREWALL BELOW UPPER APU MOUNT. MAINTENANCE BLENDED AND DYE-PENNED, AND NO DEFECTS NOTED IAW EMB 145 REF GST 0433/01. PROCEDURES WERE SATISFACTORY. AIRCRAFT WILL BE RELEASED FOR SERVICE UPON COMPLETION OF C-CHECK. (M)