# SDR DALA12002953227

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2012
- Submitted: July 11, 2012
- Operation: Air carrier
- Aircraft: N327NW
- Make and model: Airbus A320-211
- Registry model: [Airbus A320-211](https://openairdocs.org/model/airbus-industrie-a320-211) (OpenAirDocs)
- Aircraft serial: 297
- Aircraft time: 62,729 hours, 28,194 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Control Unit
- Condition: Failed
- Location: Emergency Lights
- 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/DALA12002953227

## Discrepancy

DURING EMERGENCY LIGHT TEST, THE AFT LT UNIT FAULT.  MAINTENANCE REPLACED UNIT AND FUNCTIONAL CHECK WAS NORMAL.

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