# SDR ASAA2015120914173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2015
- Submitted: December 11, 2015
- Operation: Air carrier
- Aircraft: [N535AS](https://openairdocs.org/aircraft/N535AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35200
- Aircraft time: 19,435 hours, 5,682 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Actuator
- Part number: MA30A1001
- Part serial: AA258878C
- Condition: Failed
- Location: Cntr Fuel Tank
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015120914173

## Discrepancy

CROSSFEED VALVE OPENED, BUT WOULD NOT CLOSE IAW ETOPS REQUIREMENT.  EVENTUALLY THE VALVE OPENED AFTER CROSSFEEDING, FUEL TEMP -20 DEGREES.  ACFT GROUNDED. IAW AMM 28-22-21, PERFORMED OPS CHECK OF THE FUEL CROSSFEED VALVE IAW AMM 28-22-21.  GROUND VERIFICATION CHECKED GOOD.

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