# SDR AALA20150430009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2015
- Submitted: May 4, 2015
- Operation: Air carrier
- Aircraft: [N633AA](https://openairdocs.org/aircraft/N633AA), registered now
- Make and model: Boeing 757223
- Aircraft serial: 24591
- Aircraft time: 74,613 hours, 26,656 cycles
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Iru
- Condition: Failed
- Stage of operation: CL
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20150430009

## Discrepancy

RIGHT IRU FAILED DURING FLIGHT.  RETURNED TO STATION WITH EMERGENCY DECLARED & UNEVENTFUL LANDING.  R & R IRU WITH GOOD OPERATIONAL CHECKS IAW AMM 34-21-01.

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