# SDR WWMA9700152

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N231LN
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B231
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: Failed Test
- Location: Lavatory
- Stage of operation: TX
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WWMA9700152

## Discrepancy

DURING PREFLIGHT, THE LAVATORY SMOKE DETECTOR FAILED TO TEST.  THE SMOKE DETECTOR WAS DEFERRED IAW THE MEL 26-2-1.  THE PROBLEM COULD NOT BE DUPLICATED AND THE MEL WAS CLEARED.

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