# SDR CALA2013081990560

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2013
- Submitted: August 21, 2013
- Operation: Air carrier
- Aircraft: [N204UA](https://openairdocs.org/aircraft/N204UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 28713
- Aircraft time: 65,299 hours, 9,061 cycles
- Engine: Pwa PW40903
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Condition: Failed
- Location: Nr 2 Nacelle
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013081990560

## Discrepancy

NR 2 ENGINE FIRE DETECTION SYSTEM LOOP 2 FAILED. STATUS MESSAGE 2610231 ACTIVE RO HARD.  NO INBD OR FLIGHT DECK EFFECT FAULTS NOTED.  RAN ENGINE TO INDUCE FAULT.  NO FAULTS NOTED.  MAT TEST PASSED IAW FIM 26-11 TASK 810.  NO FAULTS OR MESSAGES.   OK FOR SERVICE.

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