# SDR CAL960007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N938MC
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49525
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Inoperative
- Location: Nr 1 Engine
- Stage of operation: DE
- Nature of condition: N
- Precautionary procedure: E, F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CAL960007

## Discrepancy

IAH - FLT 1949 - THE NR 1 ENGINE FIRE WARNING LIGHT AND BELL ACTIVATED WHILE ON DESCENT INTO IAH.  THE NR 1 ENGINE WAS SHUT DOWN, BOTH FIRE BOTTLES WERE DISCHARGED, AND THE FIRE WARNING CEASED.  THE AIRCRAFT LANDED WITHOUT INCIDENT.  MAINTENANCE FOUND NO EVIDENCE OF FIRE.  TROUBLESHOOTING FOUND THE NR 1 ENGINE UPPER BARRIER FIRE LOOP CONNECTOR AT FAULT.  THE CONNECTOR WAS REMOVED AND REPLACED.  THE FIRE DETECTION SYSTEM CHECKED GOOD.  IN ADDITION, BOTH FIRE BOTTLES WERE REMOVED AND REPLACED.  (X)

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