What was found
FOR FLIGHT 3931 THE CREW NOTICED THE SEAL WAS MISSING FORM THE DEFIBRILLATOR. THE AIRCRAFT WAS REMOVED FROM SERVICE. INSTALLED NEW DEFIBRILLATOR AS REQUIRED. THE AIRCRAFT WAS RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FOR FLIGHT 3931 THE CREW NOTICED THE SEAL WAS MISSING FORM THE DEFIBRILLATOR. THE AIRCRAFT WAS REMOVED FROM SERVICE. INSTALLED NEW DEFIBRILLATOR AS REQUIRED. THE AIRCRAFT WAS RETURNED TO SERVICE.