As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON PRESSURE SEAL RETAINER AROUND MAIN AVIONICS COMPARTMENT DOOR. ORROSION ON PRESSURE SEAL RETAINER AROUND MAIN AVIONICS COMPARTMENT DOOR (3EAS) WERE EVALUATED OUT OF LIMITS PER CRJ 900 SRM 51-10-06-001-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01.