What was found
FLIGHT 5233 - VERY LOUD HISS COMING FROM BOTTOM OF MAIN CABIN DOOR. RETURNED TO JFK, LANDED WITHOUT INCIDENT. FOUND ICE ON PAX DOOR SEAL. REMOVED ICE FROM SEAL AND PERFORMED PRESSURIZATION CHECK. NO FURTHER DEFECTS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5233 - VERY LOUD HISS COMING FROM BOTTOM OF MAIN CABIN DOOR. RETURNED TO JFK, LANDED WITHOUT INCIDENT. FOUND ICE ON PAX DOOR SEAL. REMOVED ICE FROM SEAL AND PERFORMED PRESSURIZATION CHECK. NO FURTHER DEFECTS.