# SDR DALA2025101607573

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2025
- Submitted: October 16, 2025
- Operation: Air carrier
- Aircraft: [N510DE](https://openairdocs.org/aircraft/N510DE), 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: 10828
- Aircraft time: 13,798 hours, 3,369 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Control Unit
- Condition: Failed
- Location: Zone 100
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025101607573

## Discrepancy

DURING TAXI OUT RECEIVED A VERY STRONG BURNT RUBBER SMELL SIMULTANEOUSLY WITH ECAM BRAKE SYS 2 FAULT. WE IMMEDIATELY RETURNED TO THE GATE TO DEPLANE.   REPLACED BSCU (10GG) PER A321 AMM 32-42-34. (LP 7574242)

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