As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS DURING A SCHEDULED INSPECTION THE LEFT ENGINE INTERNAL SKIN AT FRAMES NR 66 AND 67 WAS FOUND CHAFED BY A BLEED LINE ADEL CLAMP. MAINTENANCE REPAIRED DAMAGED AREA BY INSTALLING A DOUBLER IAW EMB-GST-0869/01, REPAIR WAS SATISFACTORY. THE AIRCRAFT WILL RELEASED UPON COMPLETION OF INSPECTION.