# SDR YENA2024071200993

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2024
- Submitted: July 12, 2024
- Operation: Air carrier
- Aircraft: [N4048J](https://openairdocs.org/aircraft/N4048J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 10446
- Aircraft time: 10,952 hours, 1,607 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Faulted
- Location: Nr 2
- 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/YENA2024071200993

## Discrepancy

FLT#31, BOS-AMS. (ETOPS) 'ENG 2 FIRE LOOP B FAULT POPPED UP WHILE SITTING AT THE GATE ( ENGINE FIRE DETECTION SYSTEMS 2) LOOP B ); REF L/P 4067945 ITEM #2 (PERFORMED VISUAL INSPECTION OF THE ENGINE FIRE DETECTION SYSTEM IAW AMM 26-12-00-200-802, FOUND DEEP GOUGES IN DET-FIRE, CORE AGB LOOP B (4002W02), R & R CORE AGB LOOP B IAW AMM 26-12-17.  REMOVED AND REPLACED FIRE HARNESS ASSY IAW AMM 26-12-62. PER MCC REQUEST) & #2 (PERFORMED OPS TEST OF ENG #2 FIRE AD OVERHEAT DETECTION W/ CFDS IAW AMM 26-12-00. OPS TEST OK) FOR REMOVAL AND REPLACEMENT OF AGB LOOP B (4002WD2), FIRE HARNESS (4166KS) AND ENG #2 FIRE DETECTION OPS TEST. MDDR CLRD, MX-4 UPDATED, PLAC REMOVED.

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