What was found
CORROSION ALONG SEAL RETAINER OF MAIN AVIONICS COMPARTMENT DOOR SEAL RETAINERS (3EAS)OF MAIN AVIONICS COMPARTMENT DOOR WERE EVALUATED OUT OF LIMITS PER CRJ900 SRM 51-21-06-001-001-A01 AND WERE REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 AND SEAL RETAINER (1EA) WAS CLEANED AND DAMAGE WAS NOT FOUND PER CRJ900 SRM 51-26-00-001-001-A01 AND LEAK TESTE WAS PERFORMED PER CRJ-900 AMM 52-00-00-790-801-A01 LEAKS NO WERE FOUND