# SDR AALA201907199002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2019
- Submitted: July 19, 2019
- Operation: Air carrier
- Aircraft: [N733UW](https://openairdocs.org/aircraft/N733UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1205
- Aircraft time: 52,187 hours, 31,353 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- 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/AALA201907199002

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DURING BITE TEST OF EMERGENCY EXIT LIGHTS CIDS DISPLAYED EPSU BATTERY EMERGENCY LEFT. MAINTENANCE REPLACED POWER SUPPLY PER AMM 33-51-38-000-002-A.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.