As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON PAX DOOR TOP SEAL RETAINER (C-CHECK RO 9/8/2021) REMOVED AND REPLACED CORRODED PAX DOOR TOP SEAL RETAINER WITH NEW UNIT. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 600-31902 REV -Y. COMPLIED WITH TASK CARD 51-900-1002-SKY. PRESSURE CHECK GOOD. SEE CONTINUE CARD FOR DETAILS OF WORK PERFORMED.