# SDR AALA20160722003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2016
- Submitted: July 22, 2016
- Operation: Air carrier
- Aircraft: [N501AA](https://openairdocs.org/aircraft/N501AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49738
- Aircraft time: 76,502 hours, 40,536 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: P4010049
- Part serial: 22829
- Condition: Inoperative
- Location: Emergency Light
- Part time: 4,793 hours, 2,809 cycles
- 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/AALA20160722003

## Discrepancy

EMERGENCY LIGHT FROM SEATS 21DEF TO 30DEF ARE INOPERATIVE.  AIRCRAFT GROUNDED.  REMOVED AND REPLACED BATTERY PACKS AB5-2 AND AB5-3 IAW AMM 33-53-01. SEE ALSO AALA20160722002., UNK

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