# SDR DALA2016062004777

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2016
- Submitted: June 20, 2016
- Operation: Air carrier
- Aircraft: [N997DL](https://openairdocs.org/aircraft/N997DL), registered now
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53364
- Aircraft time: 63,857 hours, 45,928 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- 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/DALA2016062004777

## Discrepancy

DURING SERVICE CHECK, FOUND COCKPIT, R1, L1 OVERHEAD EMERGENCY LIGHTS INOPERATIVE.  
REPLACED EMERGENCY POWER PACK BATTERIES IAW AMM 33-50.  OPS CHECK GOOD.

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