# SDR SWAA021539

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2002
- Submitted: July 19, 2002
- Operation: Air carrier
- Aircraft: N722WN
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 22698
- Aircraft time: 64,183 hours, 53,703 cycles
- Engine: Pwa JT8D9
- Engine time: 60,238 hours, 49,009 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: 894093
- Condition: Faulty
- Location: Nr 2 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: E, F, B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA021539

## Discrepancy

DECLARED EMERGENCY, IN FLIGHT SHUT DOWN, NR 2 ENGINE FIRE BELL WARNING LIGHT ILLUMINATED.  SHUT DOWN NR 2 ENGINE AND DISCHARGED BOTH FIRE BOTTLES.  REMOVED AND REPLACED NR 2 ENGINE LOWER FIRE DETECTOR LOOP AND ENGINE FIRE DETECTOR ACCY UNIT PER MM.

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