As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR FRAME F/S 320.00 IS CORRODED (C-CHECK RO 5/3/2021) REPLACED PAX DOOR FRAME F/S 320.00 AND CLIP REF CRJ 900 SRM 51-42-06-001-001-A01 AND CRJ 900 SRM 51-42-21-001-001-A01 AND BOMBARDIER DWG 601R31702 REV. N. SEE CONTINUATION CARD FOR DETAIL. CHECKS GOOD. C/W 51-900-1002-SKY