# SDR CHQA200900152

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2009
- Submitted: July 7, 2009
- Operation: Air carrier
- Aircraft: N298SK
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145508
- Aircraft time: 20,590 hours, 17,070 cycles
- Engine: Allsn AE3007A
- Engine time: 19,646 hours, 14,848 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Inverter
- Part number: 78241
- 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/CHQA200900152

## Discrepancy

DURING THE EMERGENCY LIGHT OPS CHECK, MX FOUND INVERTERS 2 AND 3 TO BE INOPERATIVE.  THE NR 2 AND 3 INVERTERS WERE REPLACED AND THE EMERGENCY LIGHT SYS OPERATED NORMALLY.

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