# SDR AALA20160129001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2016
- Submitted: January 29, 2016
- Operation: Air carrier
- Aircraft: N439AA
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49457
- Aircraft time: 86,749 hours, 41,293 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: P4010049
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20160129001

## Discrepancy

AFT EPM LIGHTS DIM WHEN TESTING DUAL FEED CHECK WITH AB5-2 & AB5-3 BATTERY PACKS.  REPLACED BATTERY AT AB5-3 IAW AMM 33-60-98, OPERATIONALLY CHECKED NORMAL.  THE ACFT WAS NOT GNDED.

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