# SDR YENA2026012700073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2026
- Submitted: January 27, 2026
- Operation: Air carrier
- Aircraft: [N4076J](https://openairdocs.org/aircraft/N4076J), 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: 11513
- Aircraft time: 9,328 hours, 1,411 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Sense Line
- Condition: Loose
- Location: Zone 400
- 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/YENA2026012700073

## Discrepancy

FLT #1107 JFK-LHR (ETOPS). "ANTI -ICE ENG 1 VAVLE CLSD RECYCLED MULTIPLE TIMES AND RETURNS OFTEN A FEW MINTUES. ( ENGINE ANTI-ICE VALVES DEACTIVATED IN THE OPEN POSITION ).; PER TSM 30-21-00-810-813-A TIGHTENED SENSE LINE 21 ON UPPER NAI VALVE REF AMM 30-21-12. ER GROUND VERIFICATION PASS REF AMM 30-21-12. MX-4 UPDATED, PLACARD REMOVED. MCC JI 48096 NOTIFIED.

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