What was found
DURING MAINTENANCE INSPECTION FOUND THE DIAMOND GUSSET AT FRAME 20 RIGHT CORRODED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE DIAMOND GUSSET AT FRAME 20 RIGHT IAW EMB SRM 51-40-02, EMB SRM 51-20-03, EMB SRM 51-40-06. THE AIRCRAFT WAS RETURNED TO SERVICE.