# SDR 2007UALA01009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2007
- Submitted: June 1, 2007
- Operation: Air carrier
- Aircraft: N424UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 506
- Aircraft time: 42,581 hours, 15,193 cycles
- Engine: Iae V2527A5
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Priority Valve
- Part number: BHC106004
- Part serial: 1727
- Condition: Leaking
- Location: Ptu Manifold
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA01009

## Discrepancy

LOSS OF YELLOW QTY & PRESSURE.  DECISION MADE TO DIVERT FLIGHT UNDER AMBER ALERT.  *S/D*  FOUND PRIORITY VALVE WITH HYDRAULIC FLUID STREAMING OUT.  REPLACED PRIORITY VALVE.

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