# SDR YENA2026021700201

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2026
- Submitted: February 17, 2026
- 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: 10,267 hours, 1,573 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Bmc
- Condition: Malfunctioned
- Location: Bleed Sys
- 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/YENA2026021700201

## Discrepancy

FLT 8447, JFK-BOS (ETOPS).   CLASS 2 AIR BLEED ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1) FAULT(S) INDICATED BY AIR BLEED ).   PERFORMED RESET AND OPS CHK OF BMC W/ REF TO AMM 36-11-00. NO NSG PRESENT. MDDR CLRD. MX-4 UPDATED.

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