# SDR YENA201701300055

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2017
- Submitted: February 2, 2017
- Operation: Air carrier
- Aircraft: [N579JB](https://openairdocs.org/aircraft/N579JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2132
- Aircraft time: 53,538 hours, 19,017 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32146210
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA201701300055

## Discrepancy

EMERGENCY LIGHTS BATTERY PACK FOR EPSU 11WL DID NOT ILLUMINATE WITH SWITCH IN THE ARM POSITION.   R & R THE EPSU IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A. PEFORMED EMERGENCY LIGHT OPS CHECK. OPS CHECK PASSED.

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