# SDR MALA040881

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2004
- Submitted: December 27, 2004
- Operation: Air carrier
- Aircraft: N370PX
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B300
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 5521981
- Condition: Inoperative
- Location: Emergency Light
- 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/MALA040881

## Discrepancy

BATTERY PACK P/N 61-0478-9, S/N 70 WILL NOT LIGHT REQUIRED EMERGENCY LIGHTS.  MAINTENANCE REPLACED BATTERY CELL PACK P/N 55-2198-1.  UNIT PASSES CMM CHECKS.  RETURNED TO SERVICE 11/26/04.

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