# SDR SIMA20120425004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2012
- Submitted: April 26, 2012
- Operation: Air carrier
- Aircraft: [N681AE](https://openairdocs.org/aircraft/N681AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500824
- Aircraft time: 20,721 hours, 17,230 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 72440
- Condition: Discharged
- Location: Cabin
- 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/SIMA20120425004

## Discrepancy

DURING B-INSPECTION FOUND THE LEFT OVERWING EMERGENCY LIGHT INOPERABLE.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  TROUBLESHOT AND FOUND NO POWER TO LEFT OVERWING EMERGENCY LIGHT ASSEMBLY.  REMOVED AND REPLACED THE NR 4 EMERGENCY LIGHT BATTERY AND POWER SUPPLY AND LIGHT BULB.  PART NUMBERS FOR LAMPS: 1317 & 30-2510-3.  THE OPERATIONAL CHECK WAS GOOD.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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