# SDR DALA2016092606847

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2016
- Submitted: September 27, 2016
- Operation: Air carrier
- Aircraft: N928DN
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53590
- Aircraft time: 41,606 hours, 27,640 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2016092606847

## Discrepancy

OVERWING EMERGENCY LIGHTS DO NOT TURN OFF WITH OVERHEAD PANEL SWITCH IN THE "OFF" POSITION.  REMOVED AND REPLACED BATTERY PACK IAW MM. OPERATION CHECKS GOOD.

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