# SDR USAA2011082500008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2011
- Submitted: August 25, 2011
- Operation: Air carrier
- Aircraft: [N313AW](https://openairdocs.org/aircraft/N313AW), registered now
- Make and model: Boeing 737-3S3
- Registry model: [Boeing 737-3S3](https://openairdocs.org/model/boeing-737-3s3) (OpenAirDocs)
- Aircraft serial: 23712
- Aircraft time: 74,966 hours, 46,257 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 20121
- Condition: Faulty
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2011082500008

## Discrepancy

MAINTENANCE REPORTED THE R2 EXIT AND AFT OVERHEAD EXIT SIGNS STAY ILLUMINATED AFTER EMERGENCY LIGHT TEST.  MAINTENANCE REPLACED THE POWER SUPPLY ALONG WITH THE BATTERY PER AMM 33-51-51-962-015/016.  OPS CHECK GOOD.

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