# SDR AALA201705099001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2017
- Submitted: May 9, 2017
- Operation: Air carrier
- Aircraft: [N369AA](https://openairdocs.org/aircraft/N369AA), registered now
- Make and model: Boeing 767323
- Aircraft serial: 25196
- Aircraft time: 101,905 hours, 16,417 cycles
- System (JASC): [2824 · Fuel Transfer Valve](https://openairdocs.org/jasc/2824)
- Part: Shutoff Valve
- Part number: 408844
- Condition: Faulted
- Location: Fuel System
- Stage of operation: UK
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201705099001

## Discrepancy

AIRCRAFT WAS GROUNDED. DURING FLIGHT THE CREW OBSERVED UNCOMMANDED FUEL TRANSFER FROM THE CENTER TANK TO THE LEFT MAIN FUEL TANK.   REMOVED AND REPLACED OUTBOARD FUELING SHUTOFF VALVE IAW AMM 28-21-02, FUELING SHUTOFF VALVE CONTROL UNIT IAW AMM 28-21-12,  DEFUELING VALVE IAW AMM 28-26-01, DEFUELING VALVE ACTUATOR IAW AMM 28-26-11, AND FUELING MANIFOLD TUBE ASSEMBLY IAW AMM 28-21-10.  LEAK AND OPERATIONAL CHECKED GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.