# SDR YENA2025031200247

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2025
- Submitted: March 12, 2025
- Operation: Air carrier
- Aircraft: [N4074J](https://openairdocs.org/aircraft/N4074J), 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: 11354
- Aircraft time: 6,877 hours, 1,044 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Valve
- Condition: Malfunctioned
- Location: A/C Pack
- 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/YENA2025031200247

## Discrepancy

FLT#2288, JFK-AMS. (ETOPS)' COND TRIM AIR SYSTEM FAULT, COCKPIT TRIM VALVE SHOWING AMBER XX ( COCKPIT/CABIN TRIM AIR VALVES ); PERFORMED RESET OF COND TRIM AIR VALVES IAW AMM 21-53-00. OPS CHECK GOOD. TEMP CTRL TEST PASS. MDDR CLEAR, MX-4 UPDATED, PLACARD REMOVED.

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