# SDR ASAA2017123023063

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2017
- Submitted: January 2, 2018
- Operation: Air carrier
- Aircraft: [N558AS](https://openairdocs.org/aircraft/N558AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35177
- Aircraft time: 43,714 hours, 12,868 cycles
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 32896302
- Part serial: 9247
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 43,714 hours, 12,868 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017123023063

## Discrepancy

NR 1 ENGINE WILL NOT START. GOOD DUCT PRESSURE. CB IN, NO START VALVE OPEN LIGHT. GROUNDED - YES. REMOVED NR 1 ENGINE START VALVE PER AMM 80-11-03-000-801-F00. INSTALLED NEW START VALVE PER AMM 80-11-03-400-801-F00. GND VERIFICATION AND LEAK CHECK GOOD PER AMM 71-00-00-700-809-F00.

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