What was found
CORROSION WAS FOUND ON LUGS BORES R1, R2, R3, R4, R5 AND R6 AT RH AILERON CENTER FITTING. BORE LUGS R3 AND R4 OF AILERON CENTER FITTING WAS CLEANED PER CRJ 900 SRM 51-26-00-001-001-A01 AND NOT DAMAGE FOUND & CENTER FITTING LUG BORES R1, R2, R5 AND R6 AILERON RH WERE REPAIRED PER REO 670-57-61-237 REV --