# SDR 9710543234

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N334NW](https://openairdocs.org/aircraft/N334NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 339
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321454
- Condition: Inoperative
- Location: Cabin
- Part time: 20,910 hours
- Stage of operation: IN
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9710543234

## Discrepancy

DURING LINE MAINTENANCE, THE RIGHT OVERWING EMERGENCY EXIT LIGHT WAS INOPERATIVE ACCOMPANIED BY EPSU COM EMER R.  RIGHT EPSU FAULTING ALL INDICATIONS.  REPLACED THE RIGHT EPSU, OPERATIONAL CHECK OK.

---
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.