As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND THE LEFT OMEGA BEAM CORRODED BETWEEN FRAMES 25 AND 28. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLETED REPAIR IAW EMBRAER STRUCTUAL REPAIR MANUAL 53-22-10 AND 53-00-10 FIGURE 202 SHEET 2. THE CORROSION LEVEL IS NOT SPECIFIFED. THE AIRCRAFT WAS RETURNED TO SERVICE.