# SDR UPS96421041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N673UP](https://openairdocs.org/aircraft/N673UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20325
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: Malfunctioned
- Location: Nr 3 Engine
- Stage of operation: CR
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS96421041

## Discrepancy

INSPECTION TYPE, NR 3 ENGINE FIRE LIGHT AND FIRE WARNING BELL CAME ON BRIEFLY 1 TO 2 SECONDS, 4 TIMES DURING THE 7 HOUR FLIGHT.  NACELLE TEMP, EGT AND ALL OTHER PARAMETERS NORMAL.  INSPECTED NR 3 ENGINE FIRE LOOPS AND PERFORMED TEST IAW MM 26-11-00, NO FAULTS DETECTED AND OPS OK.

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