What was found
CORROSION WAS FOUND ON INB FITTING, OUTBD FITTING, CENTER FITTING (LUGS L1 TO L6) AT AILERON LH. L1, L3, L4 & L6 WERE CLEANING PER CRJ 900 SRM TASK 51-26-00-001-001-A01 CLEANING AND L2 & L5 WERE REPAIRED PER REO 670-57-61-237 REV -- PAR F