# SDR YENA201702230116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2017
- Submitted: March 9, 2017
- Operation: Air carrier
- Aircraft: [N968JT](https://openairdocs.org/aircraft/N968JT), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7305
- Aircraft time: 1,924 hours, 372 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Power Supply
- Part number: 32146210
- Part serial: 153192
- Condition: Failed
- Location: Emergency Lights
- Part time: 1,924 hours, 372 cycles
- 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/YENA201702230116

## Discrepancy

DURING ROUTINE MAINTENANCE, IT WAS FOUND THAT THE L4 & R4 EMERGENCY EXIT MARKER LIGHTS (LOWER) WERE INOPERATIVE.   REPLACED THE SPLICES AT EXIT MARKERS L4 & R4 IAW AWM 33-51-08 & ESPM.  R & R EPSU (13WL) IAW AMM 33-51-38. OPS CHECK PASSED.

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