As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SECONDARY NRC FROM NRC 0031: AFTER SEAL REMOVAL, CORROSION ON SEAL RETAINER AFT SIDE (2EAS) AT MAIN AVIONICS COMPARTMENT DOOR. CORROSION ON SEAL RETAINER AFT SIDE (2EAS) AT MAIN AVIONICS COMPARTMENT DOOR WAS EVALUATED OUT LIMITS PER CRJ-900 SRM 53-00-00-101-001-A01 THEREFORE WERE REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01