# SDR MALA010419

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2001
- Submitted: April 24, 2001
- Operation: Air carrier
- Aircraft: N423XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 423
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 72111211000
- Part serial: A5322
- Condition: Malfunctioned
- Location: E/E Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA010419

## Discrepancy

AVIONICS SMOKE CAUTION LIGHT ILLUMINATED INTERMITTENTLY DURING PREFLIGHT.  NO ACTUAL SMOKE, FUMES OR ODORS WERE DETECTED.  MAINTENACE REPLACED AVIONICS SMOKE DETECTOR P/N 72-111211-000, S/N OFF A5331, S/N ON A5322.  ALL CHECKS GOOD AT THIS TIME IAW SF340 NR 26.

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