# SDR USAA2013031100022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2013
- Submitted: March 11, 2013
- Operation: Air carrier
- Aircraft: N452UW
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24979
- Aircraft time: 59,839 hours, 39,058 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Sign
- Condition: Inoperative
- Location: Cabin
- 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/USAA2013031100022

## Discrepancy

MAINTENANCE REPORTED SEAT 12 LEFT "EXIT" SIGN INOP.  MAINTENANCE REMOVED AND REPLACED EXIT SIGN ASSEMBLY PER AMM 33-50-00.  OPS CHECK GOOD.

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