As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ROUTE RH AILERON TO BACK SHOP TO REMOVE AND REPLACE SWEDGED BEARINGS AND BUSHINGS AT HINGE POINTS (INBD, MID, OUTBD) ON RH AILERON PER AMM (C-CHECK RO 11/04/2021) REMOVED AND REPLACED WORN BUSHINGS AND BEARINGS ON R/H AILERON REF. CRJ 900 AMM 20-31-00-400-804-A01 FOR BEARINGS AND CRJ 900 AMM 20-31-00-400-802-A01 FOR BUSHINGS