As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH, LOST RIGHT HAND HYD SYSTEM DUE TO FLUID LOSS. FOUND RIGHT HAND THRUST REVERSER CONTROL VALVE PRESSURE LINE FITTING HAD A FLAT TORN O-RING. REPLACED O-RING P/N NAS1612-6 DUE TO WEAR. LAST CHECK C 03/12/01 MCI ---CLOSED---