# SDR DALA104933129

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2010
- Submitted: March 5, 2010
- Operation: Air carrier
- Aircraft: [N329NB](https://openairdocs.org/aircraft/N329NB), registered now
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 48121
- Aircraft time: 66,948 hours, 62,470 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part serial: 039997
- Condition: Inoperative
- Location: Emergency Light
- Part time: 23,971 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA104933129

## Discrepancy

DURING A NON ROUTINE CHECK, FOUND THE EMERGENCY LIGHT AT SEAT 3-4 AB INOPERATIVE. REPLACED EMERGENCY LIGHT POWER SUPPLY AND PERFORMED FUNCTIONAL CHECK. CHECK WAS NORMAL. A/C RETURNED TO SERVICE.

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