# SDR ABXA9600195

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N842AX
- Make and model: Doug DC-8-61
- Registry model: [Doug DC-8-61](https://openairdocs.org/model/douglas-dc-8-61) (OpenAirDocs)
- Aircraft serial: 46015
- Engine: Pwa JT3D3B
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: 5775631
- Condition: Defective
- Location: Nr 4 Engine
- Stage of operation: CL
- Nature of condition: N
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA9600195

## Discrepancy

DURING CLIMB, FIRE WARNING INDICATION OCCURRED ON THE NR 4 ENGINE.  DISCHARGED BOTH FIRE EXTINGUISHERS, BUT FIRE WARNING INDICATION REMAINED.  COMPLETED INFLIGHT SHUTDOWN OF THE NR 4 ENGINE.  REPLACED LOWER FIRE LOOP ASSEMBLY AND UPPER AFT FIRE LOOP ASSEMBLY ON THE NR 4 ENGINE.  REPLACED BOTH FIRE EXTINGUISHERS ON THE RIGHT WING.  COMPLETED PNEUMATIC LEAK CHECK OF THE NR 4 ENGINE AND NO LEAKS WERE NOTED.  NO INDICATIONS OF A FIRE ON THE NR 4 ENGINE WERE NOTED.

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