# SDR AALA202412029426

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2024
- Submitted: December 2, 2024
- Operation: Air carrier
- Aircraft: [N129AA](https://openairdocs.org/aircraft/N129AA), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6401
- Aircraft time: 32,311 hours, 10,482 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake
- Part number: C20534100
- Part serial: 14845
- Condition: Sticking
- Location: Zone 700
- Part time: 7,932 hours, 2,582 cycles
- Stage of operation: LD
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202412029426

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT THE LEFT BRAKE STICKING AND THE  AIRPLANE PULLS LEFT ON LANDING. MAINTENANCE FOUND THE #1 BRAKE WAS DRAGGING AND NOT FULLY RELEASING. MAINTENANCE REPLACED THE #1 BRAKE AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 32-41-11.

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