# SDR MALA010606

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2001
- Submitted: August 3, 2001
- Operation: Air carrier
- Aircraft: [N447XJ](https://openairdocs.org/aircraft/N447XJ), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B447
- Engine: Ge CT79B
- System (JASC): [7210 · Turbine Engine Reduction Gear](https://openairdocs.org/jasc/7210)
- Part: Gearbox
- Condition: Making Metal
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA010606

## Discrepancy

DURING FLIGHT 2759, LT CHIP DETECT LIGHT ILLUMINATED IN FLIGHT.  AIR RETURN TO MSP.  MAINTENANCE POWER UNIT AND PGB WAS REMOVED AND REPLACED REF WORK PACKAGE DATED 7-31-01 AND COMPLETED WORK PACKAGE JOB CARD 7910-303..

---
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.