What was found
SAL - MAJOR REPAIR - DURING C7 CHECK DISCOVERED LEVEL 2 CORROSION ON FLOOR SUPPORT, UPPER SURFACE, BETWEEN FS 15 AND FS 21, LOCATED AT Y254. RE-WORK ON FLOOR SUPPORT WAS OUT OF LIMITS IAW AIRBUS 320 SRM 53-11-14. MAINTENANCE REMOVED AND INSTALLED NEW FLOOR SUPPORT BETWEEN FS 12 AND FS 24 AT Y254 IAW AIRBUS 320 SRM 51-72-11.