# SDR AALA201703099018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2017
- Submitted: March 10, 2017
- Operation: Air carrier
- Aircraft: N426AA
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49338
- Aircraft time: 84,982 hours, 46,016 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 72130002001
- Condition: False Activation
- Location: Lavatory
- Stage of operation: UK
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201703099018

## Discrepancy

AIRCRAFT WAS NOT GROUNDED. SMOKE DETECTOR AFT LEFT LAVATORY WARNING INDICATION AND CHIME INTERMITTENTLY DURING FLIGHT. REMOVED AND REPLACED SMOKE DETECTOR IAW AMM 26-11-00. OPERATIONAL CHECK GOOD.

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