What was found
DURING HEAVY MAINTENANCE: CORROSION OF BOTH SIDES OF SEAT TRACK END LOCATED BETWEEN FR 84-85 AND Y=-270.0 IN CF III CABIN FLOOR STRUCTURE; (RESOLVED ON W/O: 1241890 TASKCARD: NR-00001 ) REMOVED CORROSION BOTH SIDES OF SEAT TRACK END LOCATED BETWEEN FR 84-85 AND Y=-270.0 IN CF III CABIN FLOOR STRUCTURE IAW EMB190-SRM-51-10-03 AND EVALUATED PER EMB190 SRM 5-23-10/AD51 AND EMB190 SRM 53-23-10/AD54. ALL WORK WAS PERFORMED ON TECHOPS NR 1241890- 0078.