# SDR AALA202606129785

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2026
- Submitted: June 13, 2026
- Operation: Air carrier
- Aircraft: [N650AW](https://openairdocs.org/aircraft/N650AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 856
- Aircraft time: 88,914 hours, 37,368 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Shuttle Valve
- Part number: A25316101
- Part serial: H2703
- Condition: Faulted
- Location: Zone 700
- Part time: 68,741 hours, 36,510 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202606129785

## Discrepancy

AIRCRAFT WAS GROUNDED: DURING TAXI THE RIGHT BRAKE IS STICKING. WHEN RELEASING BRAKES THE RT-SIDE TRIPLE INDICATOR SHOWS RESIDUAL PRESSURE. WHEN BREAK PEDAL PRESSED THE BREAK RELEASES ALLOWING THE AIRCRAFT TO MOVE. THE BREAK GRABS WHEN BREAK PEDAL IS RELEASED. MAINTENANCE REPLACED THE SHUTTLE VALVE 2578GM PER AMM 32-45-16. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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