# SDR ASAA2018122127496

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2018
- Submitted: December 21, 2018
- Operation: Air carrier
- Aircraft: [N589AS](https://openairdocs.org/aircraft/N589AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35686
- Aircraft time: 42,273 hours, 12,757 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Actuator
- Part number: MA30A1017
- Part serial: AA593074
- Condition: Leaking
- Location: Spar Valve
- Part time: 8,333 hours, 2,483 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018122127496

## Discrepancy

#2 ENGINE SPAR VALVE PRECAUTIONARY REPLACEMENT REQUESTED. HISTORY OF NUMBER 2 ENGINE COMPLETE SHUTDOWN AFTER RUNNING AT IDLE FOR OVER 1 MINUTE AFTER START. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE SPAR VALVE ACTUATOR PER B737-800 AMM 28-22-11. OPS CHECK GOOD PER SAME AMM.

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