# SDR DALA2021090905321

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2021
- Submitted: September 9, 2021
- Operation: Air carrier
- Aircraft: [N122DU](https://openairdocs.org/aircraft/N122DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50041
- Aircraft time: 3,460 hours, 1,638 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Control Unit
- Condition: Faulted
- Location: Brake System
- Stage of operation: DE
- 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/DALA2021090905321

## Discrepancy

BRAKE ON CAUTION MESSAGE DESCENDING THROUGH FL300. FAULT CODE 3243F0166: REPLACED EMCU4 IAW A220 32-43-15-01. SYSTEM CHECKS GOOD. OK FOR SERVICE. (LP# 7997786)

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