# SDR SWAA2015050739401

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2015
- Submitted: May 7, 2015
- Operation: Air carrier
- Aircraft: N514SW
- Make and model: Boeing 737-5H4
- Registry model: [Boeing 737-5H4](https://openairdocs.org/model/boeing-737-5h4) (OpenAirDocs)
- Aircraft serial: 25153
- Aircraft time: 71,340 hours, 67,559 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Sensor
- Part number: 89931505
- Part serial: 0351
- Condition: Faulty
- Location: Fire Warning
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2015050739401

## Discrepancy

AIR TURN BACK & DECLARED EMER.  NR 1 ENG OVERHEAT ON CLIMB OUT, ALL ENG PARAMETERS WERE NORMAL.  ENG OVERHEAT EXTINGUISHED UPON THRUST REDUCTION.  R & R LOWER FIRE LOOP SENSOR IAW AMM.

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