# SDR 1408121004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2004
- Submitted: December 14, 2004
- Operation: Air carrier
- Aircraft: [N401QS](https://openairdocs.org/aircraft/N401QS), registered now
- Make and model: Gulstm GIV
- Aircraft serial: 1408
- Aircraft time: 4,121 hours, 2,048 cycles
- System (JASC): [2422 · AC Inverter](https://openairdocs.org/jasc/2422)
- Part: Converter
- Part number: 1159SCAV373509
- Part serial: 030C3361
- Condition: Failed
- Location: Ac System
- Part time: 4,121 hours, 2,048 cycles
- Stage of operation: CR
- How discovered: 9
- Nature of condition: H
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/1408121004

## Discrepancy

1.5 HOURS INTO FLT LEFT AC POWER AND LT DC POWER FAILED.

---
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.