# SDR SWAA030847

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2003
- Submitted: April 18, 2003
- Operation: Air carrier
- Aircraft: 092SW
- Make and model: Boeing 737-2H4
- Registry model: [Boeing 737-2H4](https://openairdocs.org/model/boeing-737-2h4) (OpenAirDocs)
- Aircraft serial: 22964
- Aircraft time: 64,530 hours, 70,091 cycles
- Engine: Pwa JT8D15
- Engine time: 60,607 hours, 65,227 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: 894093
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E, F, B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA030847

## Discrepancy

IN FLIGHT SHUTDOWN, DECLARED EMERGENCY.  NR 1 ENGINE OVERHEAT LIGHT ILLUMINATED.  NO SIGN OF ENGINE PROBLEMS INDICATED ON ENGINE INSTRUMENTS.  BOTH FIRE BOTTLES EXTINGUISHED.  REMOVED AND REPLACED NR 1 ENGINE LOWER FIRE LOOP & FIRE DETECTION UNIT PER MM.

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