# SDR NSVA20070079

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2007
- Submitted: January 7, 2008
- Operation: Air carrier
- Aircraft: N121CQ
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Aircraft serial: 121
- Aircraft time: 36,718 hours, 35,904 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 7292328501
- Part serial: NSN
- Condition: Malfunctioned
- Location: Cargo Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NSVA20070079

## Discrepancy

AFT CARGO LIGHT SMOKE DETECTOR REMAINS ILLUMINATED AT ALL TIMES.  REMOVED AND REPLACED AFT SMOKE DETECTOR IAW SMM 26-13-00.  OP CHECKS GOOD MEL NR 24719.

---
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.