# SDR CALA2014031090572

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2014
- Submitted: March 10, 2014
- Operation: Air carrier
- Aircraft: N535UA
- Make and model: Boeing 757222
- Aircraft serial: 25130
- Aircraft time: 74,673 hours, 27,330 cycles
- Engine: Pwa PW2037
- System (JASC): [3418 · Stall Warning System](https://openairdocs.org/jasc/3418)
- Part: Unknown
- Condition: Unknown
- Location: Stall Warning
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2014031090572

## Discrepancy

STALL WARNING TEST, WITH RT AOA SENSOR CB OPEN F31 & FLIGHT OFFICER`S ALT AIR DATA SELECTED, ELEX WARNING STATUS WILL NOT CLEAR & THEREFORE NO STICK SHAKER.   SWAPPED STALL WARNING CARDS M938, M615 & TRIED AIR DATA COMPUTER. NO HELP.  SUSPECT CAPTAIN`S AOA SENSOR.

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