# SDR 00FDEA00323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2000
- Submitted: May 8, 2000
- Operation: Air carrier
- Aircraft: [N615](https://openairdocs.org/aircraft/N615), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 702881
- Aircraft time: 21,536 hours, 5,008 cycles
- Engine: Ge CF680C2D1F
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Check Valve
- Part number: 5936432022781
- Part serial: SRTB3559
- Condition: Broken
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/00FDEA00323

## Discrepancy

Y-DUCT, CHECK VALVE, FLAPPER''S ARE BROKEN.  REMOVED AND REPLACED CHECK VALVE WITH SERVICEABLE UNIT (S/N AEX10641) ON.

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