# SDR MALA040934

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2004
- Submitted: February 9, 2005
- Operation: Air carrier
- Aircraft: N424XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B424
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 549132106
- Condition: Inoperative
- 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/MALA040934

## Discrepancy

EMERGENCY POWER SUPPLY P/N 601-1713-02, S/N 1603 PAPS CIRCUIT BREAKER.  MAINTENANCE REPLACED BOTH BATTERY PACKS P/N 549-1321-06 AND PCB P/N 542-2616-06.  UNIT PASSES CMM CHECKS RETURNED TO SERVICE 12/9/04.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.