# SDR MALA020266

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2002
- Submitted: May 8, 2002
- Operation: Air carrier
- Aircraft: N442XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B442
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Power Supply
- Part number: 330151
- Part serial: ON2192
- Stage of operation: IN
- How discovered: L
- Nature of condition: H
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA020266

## Discrepancy

DURING COMPLETION OF TASK CARD #335003, BATTERY PACK POWER SUPPLY 24LN FAILED TEST.  MAINTENANCE REPLACED POWER SUPPLY PN 3301-51, SN/OFF 1311 SN/ON 2192. IAW SAAB AMM 33-50-10

---
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.