# SDR PNSA2017072404

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2017
- Submitted: July 24, 2017
- Operation: Air carrier
- Aircraft: N404XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B404
- Aircraft time: 43,067 hours, 42,097 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire
- Condition: Broken
- Location: Detector
- Stage of operation: IN
- 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/PNSA2017072404

## Discrepancy

DURING PREFLIGHT INSPECTION, CREW ATTEMPTED TO TEST THE LT FIRE TEST, LEFT TAILPIPE HOT LIGHT DID NOT COME ON. AFTER TROUBLESHOOTING MX FOUND A BROKEN WIRE AT THE INBD LOWER TAIL PIPE HOT DETECTOR, WIRE WAS BROKEN OFF AT THE RING TERMINAL. RING TERMINAL WAS REPLACED AND RE-INSTALLED.

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