# SDR UIEA2016121901036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2016
- Submitted: December 20, 2016
- Operation: Air carrier
- Aircraft: [N747BC](https://openairdocs.org/aircraft/N747BC), registered now
- Make and model: Boeing 747-4J6
- Registry model: [Boeing 747-4J6](https://openairdocs.org/model/boeing-747-4j6) (OpenAirDocs)
- Aircraft serial: 25879
- Aircraft time: 42,431 hours, 10,912 cycles
- System (JASC): [2830 · Fuel Dump System](https://openairdocs.org/jasc/2830)
- Part: Transfer Valve
- Part number: 14A11A1194
- Part serial: 9411
- Condition: Inoperative
- Location: Fuel Jettison
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2016121901036

## Discrepancy

FOUND RT WING JETTISON TRANSFER VALVE FAILED DURING GROUND TEST IAW AMM 28-31-04-004-001 REV87 AND AMM28-31-04-404-010 REV 87.  REPLACED THE TRANSFER VALVE IAW AMM 28-31-00-715-066 REV 87

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