# SDR ASAA2019062629881

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2019
- Submitted: July 1, 2019
- Operation: Air carrier
- Aircraft: [N494AS](https://openairdocs.org/aircraft/N494AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41729
- Aircraft time: 13,630 hours, 4,375 cycles
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 32896302
- Part serial: 17896
- Condition: Sticking
- Location: Nr 2 Engine
- Part time: 13,684 hours, 4,391 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019062629881

## Discrepancy

REPORTS OF #2 ENGINE START VALVE IS SLOW TO OPEN OR STICKING. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE START VALVE REF AMM 80-11-03-400-801. REQUIRES PNEUMATIC LEAK CHECK. OPS CHECK GOOD.

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