As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3498 THE FLIGHT ATTENDANT REPORTED THE FORWARD PERSONAL BREATHING EQUIPMENT SEAL TO BE BROKEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE PERSONAL BREATHING EQUIPMENT WITH ESSEX PBE IAW EO CR-2500-080 R1 PT D. THE AIRCRAFT WAS RETURNED TO SERVICE.