# SDR AALA990890

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N1766A
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48597
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detection
- Part number: 80380303
- Condition: Defective
- Location: Nr 3 Engine
- Stage of operation: CR
- Nature of condition: N
- Precautionary procedure: A, E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA990890

## Discrepancy

MIA - FLT 901 - EN ROUTE MIA-EZE - AFTER TAKEOFF CREW RECEIVED NR 3 ENGINE FIRE WARNING.  SHUT ENGINE DOWN, RETURNED MIA AND LANDED WITHOUT INCIDENT.  REPLACED LOWER CASE LOOP 'A' DETECTOR AND FIRE DETECTION UNIT.  NR 3 ENGINE WAS LEAK CHECKED TO CONFIRM NO DUCT LEAKS.  SYSTEM GROUND CHECKED NORMAL OPERATION.  (M)

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