# SDR YENA2025030500235

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2025
- Submitted: March 5, 2025
- Operation: Air carrier
- Aircraft: [N2151J](https://openairdocs.org/aircraft/N2151J), 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: 11336
- Aircraft time: 6,386 hours, 1,164 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: Illuminated
- 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/YENA2025030500235

## Discrepancy

FLT#848, LAS-JFK. (ETOPS) 'CKPT TRIM VALVE ( COCKPIT/CABIN TRIM AIR VALVES ); REF TSM 21-63-00-810-852-A PERFORMED OPS TEST OF COCKPIT TEMPERATURE CONTROL AND CABIN TEMPERATURE CONTROL IAW AMM 21-63-00. OPS TEST OK. NO FURTHER TROUBLESHOOTING NECESSARY. A/C OK FOR SVC. MX-4 UPDATED PLACARD REMOVED.

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