As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION IN LUG R2 & R5 AT CENTER HINGE FITTING OF FRONT SPAR IN RH AILERON CORROSION AT CENTER FITTING IN LUGS R2 & R5 WERE REMOVED PER REO 670-57-61-107 REV.-B, REO 690-57-61-504 REV-- AND CRJ 900 SRM 51-26-00-001-001-A01 CLEANING, DEFERRAL NUMBERS WO W907126 AND W907127 FOR REINSPECTIONS