# SDR FDEA201809202630

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2018
- Submitted: September 20, 2018
- Operation: Air carrier
- Aircraft: [N725FD](https://openairdocs.org/aircraft/N725FD), registered now
- Make and model: Airbus A300 B4-622R
- Registry model: [Airbus A300 B4-622R](https://openairdocs.org/model/airbus-a300-b4-622r) (OpenAirDocs)
- Aircraft serial: 572
- Aircraft time: 49,648 hours, 27,362 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201809202630

## Discrepancy

NR 2 ENGINE LOOP "B" FAULT DURING CRUISE AT FL 300. EXTINGUISHED DURING DESCENT. CREW DEBRIEF INDICATED THAT B LOOP LIGHT NEVER ACTUALLY CAME ON JUST FLICKERED. HAS HISTORY, PERFORMED ENG FIRE TEST REF AMM 26-12-05, TEST GOOD, BITE TEST OF FDCU NO FAULTS. RAN OUT OF TIME. RELEASED FOR SERVICE PER MEL: 26-12-XXXXX CAT C ENG 2 LOOP B INOP. FLIGHT CREW MUST PERFORM FUNCTIONAL TEST OF ENG FIRE WARNING SYSTEM PRIOR TO EACH DEPARTURE. PERFORMED OP'S TEST IAW AMM 26-12-00-05-01. OP'S CHECKED GOOD SEVERAL TIME. OK FOR SERVICE. CLEARED MEL.

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