As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON THE RH AILERON OTBD PCU AT LINK ATTACHMENT POINT (C-CHECK RO 10/4/2021) REMOVED AND REPLACED WITH A NEW PART. RH AILERON OUTBOARD PCU. REF. CRJ200 AMM 27-14-01-000-801 AND CRJ200 AMM 27-14-01-400-801 SEE CONTINUE CARD FOR FURTHER DETAILS. COMPLIED WITH TASK CARD 27-900-1002-SKY.