# SDR ASAA2018042400345

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2018
- Submitted: April 24, 2018
- Operation: Air carrier
- Aircraft: [N408AS](https://openairdocs.org/aircraft/N408AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41732
- Aircraft time: 21,519 hours, 7,036 cycles
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 32896302
- Part serial: 14800
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 21,519 hours, 7,036 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018042400345

## Discrepancy

NR 1 ENGINE START VALVE OPEN LIGHT REMAINED ILLUMINATED AFTER START.  ACCOMPLISHED QRH CHECKLIST AND STILL REMAINED ILLUMINATED.  ACFT GROUNDED.  REMOVED AND REPLACED THE NR 1 START VALVE,  OPS CHECKED NORMAL IAW AMM 80-11-03

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