# SDR SWAA021208

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2002
- Submitted: June 5, 2002
- Operation: Air carrier
- Aircraft: N637SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 27710
- Aircraft time: 19,522 hours, 16,668 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Switch
- Part number: 0881031007
- Condition: Defective
- Location: Cockpit
- 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/SWAA021208

## Discrepancy

DURING FLIGHT, THE FIRE WARNING BELL CAME ON.  REMOVED AND REPLACED BELL CUTOUT SWITCH PER MM.

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