# SDR AALA20160714007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2016
- Submitted: July 14, 2016
- Operation: Air carrier
- Aircraft: [N479AA](https://openairdocs.org/aircraft/N479AA), 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: 49654
- Aircraft time: 78,552 hours, 42,107 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: P4010049
- Part serial: 21595
- Condition: No Test
- Location: Emergency Lights
- Part time: 13,572 hours, 5,278 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/AALA20160714007

## Discrepancy

DURING ACCOMPLISHMENT OF WORK CARD 5403, THE EMERGENCY BATTERY PACK AB5-3 FAILED TO TEST.  REMOVED AND REPLACED THE BATTERY PACK IAW AMM 33-60-98. OPS TESTED NORMAL.

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