# SDR SB06114

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2006
- Submitted: November 22, 2006
- Operation: Air carrier
- Aircraft: N443US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24842
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131ASMI
- Condition: Discharged
- Location: Emergency Light
- 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/SB06114

## Discrepancy

PIT -  MAINTENANCE REPORTED THE EMERGENCY LIGHT BATTERY PACK FOR CHARGER ASSEMBLY M1137 WILL NOT HOLD A CHARGE.  MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK FOR CHARGER ASSEMBLY M1137.  OPERATIONAL TEST GOOD PER MM 33-51-51.

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