# SDR SWAA991521

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N325SW](https://openairdocs.org/aircraft/N325SW), registered now
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 23689
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: V25693
- Condition: Out Of Position
- Location: Nr 1 Engine
- Stage of operation: TO
- Nature of condition: N
- Precautionary procedure: C, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA991521

## Discrepancy

ABORTED TAKEOFF, NR 1 ENG OVERHEAT MASTER CAUTION ILLUMINATED DURING TAKEOFF AT APPROX 50 KNOTS.  REPOSITIONED NR 1 ENG FIRE DETECTION LOOP AT 6 O'CLOCK POSITION PER MM.  OPS CHECKED NORMAL.

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