# SDR QXEA0000641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2000
- Submitted: April 13, 2000
- Operation: Air carrier
- Aircraft: N496US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11169
- Aircraft time: 34,508 hours, 43,148 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Part number: 893410054A
- Part serial: 0432
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Part time: 3,747 hours, 3,893 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA0000641

## Discrepancy

GEG - NR 1 ENGINE FIRE WARNING SYSTEM ACTIVATED AFTER TAKEOFF.  INDICATION DISCONTINUED AFTER PILOT ACITVATED ENGINE FIRE SUPPRESSION SYSTEM.  REPLACED FIRE CONTROL UNIT.  OPERATIONAL CHECKS GOOD.  AIRCRAFT RETURNED TO SERVICE.

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