# SDR SB06119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 2006
- Submitted: November 30, 2006
- Operation: Air carrier
- Aircraft: [N433US](https://openairdocs.org/aircraft/N433US), registered now
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24555
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Charger
- Part number: 20121
- Condition: Faulty
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SB06119

## Discrepancy

MCO - MAINTENANCE REPORTED SEVERAL CABIN INTERIOR EMERGENCY LIGHTS INOPERATIVE.  MAINTENANCE TRACED THE PROBLEM TO A BAD BATTERY CHARGER ASSEMBLY.  REMOVED AND REPLACED CHARGER ASSEMBLY ALONG WITH BATTERY PACK PER MM 33-51-22.  OPERATIONAL CHECK GOOD.

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