# SDR CALA2019093001671

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2019
- Submitted: September 30, 2019
- Operation: Air carrier
- Aircraft: [N848UA](https://openairdocs.org/aircraft/N848UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1647
- Aircraft time: 56,699 hours, 24,818 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: AD321431
- Condition: Failed
- 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/CALA2019093001671

## Discrepancy

EPSU 10WL FAILS OPS TEST AND BATTERY FAILS DATE INSPECTION SPEC NO. A3NB-33-3-6016 GEN BY V901995 PER NR9296046 AT HAECO LCQ REMOVED AND REPLACED EPSU BATTERY IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A. OPS CK GOOD IAW AMM 33-51-38-710-052-A PER NR 9296046 AT HAECO LCQ

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