# SDR SIMA200134401

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2001
- Submitted: April 17, 2002
- Operation: Air carrier
- Aircraft: [N499AT](https://openairdocs.org/aircraft/N499AT), registered now
- Make and model: Aerosp ATR 72-212A
- Registry model: [Aerosp ATR 72-212A](https://openairdocs.org/model/aerospatiale-atr-72-212a) (OpenAirDocs)
- Aircraft serial: 499
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: Malfunctioned
- Location: Lavatory
- Stage of operation: AP
- 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/SIMA200134401

## Discrepancy

MIA - FLT 5006 - CREW REPORTED AN AFT SMOKE INDICATION ON THE CREW ALERTING PANEL WITH A MASTER WARNING THAT WOULD COME ON FOR 5 TO 7 SECONDS THEN GO OUT.  THIS HAPPENED THREE TIMES.  MAINTENANCE REMOVED AND REPLACED THE AFT CARGO (P/N FR3222 S/N 431), AND THE LAVATORY SMOKE DETECTORS (P/N FR3123, S/N 390) IAW ATR MM.  OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.  (M)

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