# SDR HALA2017122700327

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2017
- Submitted: December 28, 2017
- Operation: Air carrier
- Aircraft: [N381HA](https://openairdocs.org/aircraft/N381HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1114
- Aircraft time: 34,142 hours, 5,579 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Condition: Shorted
- Location: Nr 2 Pylon
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2017122700327

## Discrepancy

INTERMITTENT NR 2 ENGINE FIRE LOOP B FAULTED.  REMOVED AND REPLACED FDU 2 IAW AMM 26-12-34, CONDITION SAME, ORIGINAL FDU REINSTALLED.  FOUND PYLON DETECTOR 7WD2 READING 9.9 OHMS PIN C TO A OUT OF LIMITS AND SHORTED TO GROUND FROM STUD.  REPLACED THE PYLON FIRE DETECTOR 7WD2 IAW AMM TASK 26-12-16-400-808-A. OPS CHECKED OK, NO FAULTS NOTED.

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