# SDR FDEA201610283742

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2016
- Submitted: October 31, 2016
- Operation: Air carrier
- Aircraft: [N103FE](https://openairdocs.org/aircraft/N103FE), registered now
- Make and model: Boeing 767-3S2F
- Registry model: [Boeing 767-3S2F](https://openairdocs.org/model/boeing-767-3s2f) (OpenAirDocs)
- Aircraft serial: 43544
- Aircraft time: 5,867 hours, 2,303 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Part number: NAS1602910
- Condition: Failed
- Location: Slat Actuator
- 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/FDEA201610283742

## Discrepancy

FL340, C HYD QTY EICAS MESSAGE ILLUMINATED.  APPROX 1.5 HOURS LATER C HYD SYS PRESSURE EICAS MESSAGE  ILLUMINATED.  QRH COMPLIED WITH.  ONCE PUMPS WERE TURNED OFF IAW QRH, C HYD QUANITY STABLIZED AT .19.  C HYD SYS MAINT STATUS  MESSAGE ON SHUTDOWN.  MX FOUND THE NR 4 SPOILER ACTUATOR TO HAVE A FAILED O-RING. O-RING REPLACED,  RESERVICED CTR HYD IAW MM 12-12-01-3.  ACFT OK FOR SERVICE.

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