As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYD 3 ELEV OFF LEVEL ONE ALERT APPROXIMATELY:30 MINUTES INTO FLIGHT, APPROXIMATELY 15 MINUTES LATER HYD 3 OFF LEVEL ONE ALERT, ON FINAL AFTER SELECTING LANDING GEAR DOWN HYD 3 FAIL LEVEL 2 ALERT. REMOVED AND REPLACED PRESSURE PORT UNION O-RING ON 1/3 RMP. REF AMM 29-22-01-2. LEAK CHECKED OK/ NO DEFECTS NOTED.