# SDR YENA2025090500910

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2025
- Submitted: September 5, 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: 6,877 hours, 1,068 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Faulted
- Location: Zone 100
- 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/YENA2025090500910

## Discrepancy

FLT#1908, CDG-JFK. (ETOPS) "PACK 1 COMPRESS OUTLET FAULT ( ECAM INDICATION ON BLEED PAGE PACK COMPRESSOR OUTLET TEMPERATURE ); REMOVED AND REPLACED TEMP SENSOR 12HH IAW AMM 21-61-00. OPS CHK + LEAK CHK GOOD.NO FAULTS/MSGS NOTED. THIS CLEARS MDDR. PLACARD REMOVED.MX-4 UPDATED.

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