What was found
CORROSION IN THE INNER AREA OF THE BORE LUGS AT AILERON FITTING 1, CENTRAL FITTING (L1, L2, L3, L4, L5, L6) AND FITTING 4 (UPPER AND LOWER) OF LH WING AILERON. BORE LUGS HINGE FITTING NO. 1 & 4 (LOWER) , CENTER HINGE FITTING BORE LUGS L1, L3, L4, L6 WERE CLEANED PER CRJ-700 SRM 51-26-00-001-001-A01. L2 WAS REPAIRED PER REO 670-57-61-482 REV - -, L5 WAS REPAIRED PER REO 670-57-61-237 REV - -, FITTING 4 (UPPER ) WAS REPAIRED PER REO 670-57-61-479 REV -.