# SDR AALA201907079003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 4, 2019
- Submitted: July 8, 2019
- Operation: Air carrier
- Aircraft: [N995AN](https://openairdocs.org/aircraft/N995AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7301
- Aircraft time: 8,254 hours, 3,164 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Part serial: 797959
- 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/AALA201907079003

## Discrepancy

AIRCRAFT NOT GROUNDED: MAINTENANCE REPORTS WHILE ACCOMPLISHING TEST OF EMERGENCY LIGHT, GOT FAULT : ATA 335100  BAT / EPSUC (14 WL)  MID R. REMOVED AND REPLACED BATTERY UNIT OF 14WL. OPS TEST AND BITE TEST GOOD IAW AMM 33-51-38-400-002-A.

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