# SDR UALA2012092605450

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2012
- Submitted: October 11, 2012
- Operation: Air carrier
- Aircraft: [N544UA](https://openairdocs.org/aircraft/N544UA), registered now
- Make and model: Boeing 757222
- Aircraft serial: 25322
- Aircraft time: 78,571 hours, 22,637 cycles
- Engine: Pwa PW2037
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Valve
- Part number: S212N10225
- Part serial: 163
- Condition: Faulty
- Location: Lt Engine
- Stage of operation: NR
- 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/UALA2012092605450

## Discrepancy

LEFT ENGINE BLEED LIGHT ILLUMINATED.  EICAS MESSAGE ENGINE BLEED VALVE DISPLAYED.  LIGHT REMAINS ILLUMINATED AFTER BLEED AIR VALVE CLOSED.  SAMC TEXT: FAV 643-9087,FATS 481-0423, FATS PACKING 751-5810.  COMPLIED WITH MEL 3611A, PLACARD INSTALLED.  REPLACED FAN AIR VALVE, OPS CHECK GOOD.

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