# SDR IPXA2M74119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2012
- Submitted: June 29, 2012
- Operation: Air carrier
- Aircraft: [N284UP](https://openairdocs.org/aircraft/N284UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48541
- Engine: Pwa PW4460
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Cockpit
- Stage of operation: CR
- 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/IPXA2M74119

## Discrepancy

FIFTY TWO MINUTES INTO FLIGHT "MAIN CABIN SMOKE ALERT, LVL 3" ALERT AURAL WARNING ANNUNCIATED FOR 2-3 SECONDS.  DONNED 02 MASKS BUT ALERT SILENCES IMMEDIATELY LAND NO SMOKE DETECTORS APPEARED ON AIR SYNOPTIC.  PERFORMED OPS TEST ON SMOKE DETECTOR SYS IAW MM 26-14-01-5.  NO DEFECTS NOTED.

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