As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: INITIAL INSPECTION [CPCP FINDING]: CORROSION IN SEAT TRAC LOCATED BETWEEN FR 39/43 AND Y= 270.0 IN CF II PASSENGER FLOOR STRUCTURE; REF TOMX WO 2313 NRC 00153 CORROSION IN SEAT TRACK LOCATED BETWEEN FR 39/43 AND Y= 270.0 IN CF II PASSENGER FLOOR STRUCTURE WAS REMOVED AND EVALUATED WITHIN LIMITS PER EMB 190 SRM 51-12-01 AND SRM 51-10-03 AND SRM 53-22-10 AD/51. (CONSIDERED AS A MAJOR REPAIR)