As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOWER FITTING ON CARGO DOOR WORN OVER LIMITS WITH CORROSION AT LOWER SEAL SURFACE. (C-CHECK) RO 4/22/2020 CORROSION REMOVED USING HAND METHODS, NO MATERIAL REMOVED FROM LOWER SEAL SURFACCE CARGO DOOR. REMOVED AND REPLACED LOWER FITTING FWD IAW CRJ200 SRM