# SDR MYWA110143

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2011
- Submitted: January 5, 2012
- Operation: Air carrier
- Aircraft: [N742MA](https://openairdocs.org/aircraft/N742MA), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 30675
- Aircraft time: 27,650 hours, 11,347 cycles
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Condition: Malfunctioned
- Location: Nr 2 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MYWA110143

## Discrepancy

ETOPS SIGNIFICANT SYSTEM:  NR 2 ENG START VALVE FAILED WHILE TESTING THE STARTER.  REMOVED AND REPLACED NR 2 ENG START VALVE IAW B737-800 AMM 80-11-03, OPS CHECK AND LEAK CHECKS GOOD.

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