# SDR CHQA200900254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2009
- Submitted: December 7, 2009
- Operation: Air carrier
- Aircraft: N285SK
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145435
- Aircraft time: 21,731 hours, 17,647 cycles
- Engine: Allsn AE3007A
- Engine time: 8,602 hours, 8,282 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Inverter
- Part number: 78241
- Part serial: NOTSERIALIZED
- Condition: Inoperative
- 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/CHQA200900254

## Discrepancy

DURING INSPECTION, MAINTENANCE FOUND THE FLIGHT ATTENDANT'S EMERGENCY EXIT LIGHT INOP.  THE NR 1 INVERTER WAS REPLACED AND THE SYSTEM OPERATED NORMALLY.

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