# SDR YENA2025050900469

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2025
- Submitted: May 9, 2025
- Operation: Air carrier
- Aircraft: [N4077J](https://openairdocs.org/aircraft/N4077J), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 11604
- Aircraft time: 5,586 hours, 861 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Faulted
- Location: Zone 400
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2025050900469

## Discrepancy

FLT#2289, AMS-JFK. (ETOPS) 'ENG 2 FIRE LOOP A FAULT; REF TSM 26-12-00-810-825A. ASM 26-12-01 AND AWM 26-12-06 / AWM 71-51075. CHK WIRING FDU K/J = 1.484K OMS/ PYLON LOOP 3WD2 - 450VT2 A/G = 4.5K OMH, CORE LOOP 400WD1 - 450VT2 J/D = 3.234K OMH AND CORE LOOP A 4002WD1 - 450VT2 H/C = 6.85K OMH. ACCOMPLISHED GVI ON ELEMENTS NO DEFECTS NOTED. R&R TERMINAL BLOCK 450VT2-1 AS PRECAUTIONARY T/S. RAN ENG 2 AT IDEL FOR APPROX 15 MINS. NO FAULTS NOTED.

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