# SDR 2005UALA01023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2005
- Submitted: October 4, 2005
- Operation: Air carrier
- Aircraft: N409UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 462
- Aircraft time: 39,402 hours, 14,135 cycles
- Engine: Iae V2527A5
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: B-Nut
- Condition: Leaking
- Location: Parking Breaks
- Component: Parking Brakes, Messier
- Component part number: A253151
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2005UALA01023

## Discrepancy

YELLOW HYDRAULIC SYSTEM PROBLEM IAD MM FOUND FLUID LEAKING AT BRAKE SHUTOFF VALVE 2579GM LOWER B-NUT FITTING.  IAD MM REPLACED PARKING BRAKE SHUTOFF VALVE FIN 2579GM PER MM 32-45-14.  NO LEAKS NOTED.  SERVICED YELLOW HYD SYSTEM TO FULL.

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