# SDR COZA20161223102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 20, 2016
- Submitted: December 24, 2016
- Operation: Air carrier
- Aircraft: [N733KA](https://openairdocs.org/aircraft/N733KA), registered now
- Make and model: Boeing 737-86N
- Registry model: [Boeing 737-86N](https://openairdocs.org/model/boeing-737-86n) (OpenAirDocs)
- Aircraft serial: 28643
- Aircraft time: 43,821 hours, 23,440 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Part number: 90201801
- Part serial: 2952
- Condition: Intermittent
- Location: Nr 2 Engine
- Stage of operation: TX
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COZA20161223102

## Discrepancy

#2 ENGINE FIRE LOOP LIGHT DID NOT TEST.  PERFORMED A BITE CHECK ON THE ENGINE FIRE DETECTION MODULE AND FOUND ENGINE 2 LOOP A CORE RIGHT FAULT DISPLAYED.  REPLACED THE #2 ENGINE LOOP A CORE FIRE DETECTOR AND FIRE LOOP LIGHT TESTED OK.

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