# SDR ASAA2014092209203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2014
- Submitted: September 24, 2014
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 28,883 hours, 8,631 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Switch
- Part number: 2688072
- Condition: Failed
- Location: Nr 1 Hmu
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014092209203

## Discrepancy

AFTER ENGINE SHUTDOWN NR1 ENGINE, ENG VALVE CLOSED LIGHT, STAYED BRIGHT BLUE.  ACFT GROUNDED.  R & R HPSOV SWITCH IAW AMM 73-21-09-000/400-801-F00.  OPS NORMAL. 71-00-00-800-811-F00,  TESTED GOOD.

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