# SDR DALA2017092507062

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2017
- Submitted: September 25, 2017
- Operation: Air carrier
- Aircraft: [N990DL](https://openairdocs.org/aircraft/N990DL), registered now
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53342
- Aircraft time: 67,722 hours, 49,001 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Discharged
- Location: Emergency Lights
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2017092507062

## Discrepancy

THREE EMERGENCY LIGHTS INOPERATIVE.  FOUND THE BATTERY DISCHARGED IN AFT RT LAVATORY.   REPLACED THE BATTERIES IAW MM 33-53.   EMERGENCY LIGHTS CHECKED OK.

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