# SDR WX0A072870

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2015
- Submitted: September 21, 2015
- Operation: Air carrier
- Aircraft: N427NV
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49436
- Aircraft time: 57,259 hours, 43,228 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Stage of operation: CR
- 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/WX0A072870

## Discrepancy

LEFT AFT & LEFT FWD, LAVATORY SMOKE DETECTORS FALSE ALARM.  DEFERRED IAW MEL 2607 S1 CAT C.  M PROCEDURE COMPLIED WITH & PLACARD INSTALLED.

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