What was found
LOW PRESSURE AIR DOOR OPENS IN-FLIGHT POSSIBLE DAMAGE AFT OF DOOR / INSPECTED DAMAGE IN LP GROUND CONNECTION AREA IAW CRJ 900 SRM 53-61-01-001-003-A02. DAMAGE IS FOUND TO BE OUTSIDE OF LIMITS. CONDUCTED DAMAGE MAPPING OF AREA AND SUBMITTED TO ENGINEER. C/W DIRECTIONS OF ENGINEER BY BLENDING DAMAGE IAW SRM 51-12-00-001-001-A01. C/W EA 53-2025-0173. NO ADDITIONAL DAMAGE PROPAGATION NOTED AT THIS TIME. REPLACED GROUND CONNECTION COVER AND QUICK RELEASE PIN ON LP GROUND CONNECTION POINT IAW CRJ 900 AMM 21-20-02-400-A01-PSA. NO DEFECTS NOTED AT THIS TIME.