# SDR YENA2023100601195

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2023
- Submitted: October 16, 2023
- Operation: Air carrier
- Aircraft: [N2142J](https://openairdocs.org/aircraft/N2142J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 10254
- Aircraft time: 8,466 hours, 1,603 cycles
- Engine: Iae PW1133GAJM
- Engine time: 8,466 hours, 1,603 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fdu
- Part number: 9090120201
- Part serial: A0024782
- Condition: Failed
- Location: Nr 2 Engine
- Part time: 3,522 hours, 633 cycles
- 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/YENA2023100601195

## Discrepancy

FLT#2223, JFK-LAX. (ETOPS) ENG 2 FIRE LOOP A FAULT ( ENGINE FIRE DETECTION SYSTEMS 1) LOOP A ); REF TSM 26-12-00-810-805-A, AWM 26-12-06 AND AWM 71-51-75P.  ACCOMPLISHED A VISUAL INSP. OF ENG 2 LOOP A ELEMENTS, NO DAMAGES NOTED. CHECK WIRING FORM FDU 2WD2 PINS A/J AND A/K VALUE ARE WITHIN LIMITS 1482 OHMS. REMOVED AND REPLACED FDU 2WD2 AS A PRECAUTIONARY T/SHOOTING IAW AMM 26-12-34. RAN ENG2 AT IDLE AND OPS TEST ENG 2 FIRE SYSTEM IAW AMM 26-12-00-710-002. ALL OPS CHECK OKAY.  ORIGINAL SUBMISSION DATE: 10/6/2023

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