# SDR YENA2026051900466

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2026
- Submitted: May 19, 2026
- Operation: Air carrier
- Aircraft: [N3272J](https://openairdocs.org/aircraft/N3272J), registered now
- Make and model: Airbus BD-500-1A11
- Registry model: [Airbus BD-500-1A11](https://openairdocs.org/model/airbus-canada-lp-bd-500-1a11) (OpenAirDocs)
- Aircraft serial: 55370
- Aircraft time: 1,787 hours, 932 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Control Unit
- Part number: 900090043
- Part serial: UAPR244594
- Condition: Faulted
- Location: Zone 700
- Part time: 2,074 hours, 988 cycles
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2026051900466

## Discrepancy

FLT#156, PLS-JFK.  WHEN LOWERING LANDING GEAR BRAKE ON EICAS CAME ON - AS WELL AS 32-L.  CR2 ALERT-APPROVAL REQURIED FOR RESOLUTION,  BRAKE DEGRADED L GEAR 1 EMA INOP COMPLETED ECL AFTER RECYCLING LANDING GEAR BOTH MSGS EXTINGUISHED & LANDED NORMALLY.  (ELECTRIC MOTOR ACTUATOR (EMA) LT LANDING GEAR). TROUBLESHOOT IAW FIM J32-43-15-57AAA-421-A FOUND TO BE EMCU-3.  R & R EMCU-3 IAW AMP J32-43-15.  NO FAULTS AT THIS TIME.OPS CHKD GOOD.THIS CLEARED MDDR 617936 MX4 UPDATED.

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