# SDR 02FDEA00781

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2002
- Submitted: October 29, 2002
- Operation: Air carrier
- Aircraft: [N318FE](https://openairdocs.org/aircraft/N318FE), registered now
- Make and model: Doug DC-10-30
- Registry model: [Doug DC-10-30](https://openairdocs.org/model/mcdonnell-douglas-dc-10-30) (OpenAirDocs)
- Aircraft serial: 46837
- Aircraft time: 68,691 hours, 17,468 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Condition: Damaged
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/02FDEA00781

## Discrepancy

LOST HYDRAULIC NR 2 FLUID, RUDDER STANDBY POWER OFF, LIGHT ILLUMINATED, LANDED WITHOUT INCIDENT.  PERFORMED HYDRAULIC SYSTEM NR 2 FAULT ISOLATION AND TRACED PROBLEM TO NONREVERSIBLE S/O VALVE.  REPLACED DEFECTIVE O-RING, SERVICED HYDRAULICS TO PROPER LEVEL.   CREW NR 2 SYSTEM EDP DID NOT WORK LONG WITHOUT FLUID, AS PRECAUTIONARY ACTION REMOVED AND REPLACED NR 2 HYD MANIFOLD FILTERS IAW MM.  CHECKED EDP CASE DRAIN FILTERS ALL OK.  PERFORMED LEAK CHECK, MOTORIZED NR 2 ENG CHECKED FLT SURFACES AND NO LEAKS NOTED. OK FOR SERVICE.

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