# SDR 2000UALA00193

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2000
- Submitted: October 4, 2000
- Operation: Air carrier
- Aircraft: [N824UA](https://openairdocs.org/aircraft/N824UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 965
- Engine: Iae V2527A5
- System (JASC): [2917 · Hydraulic Pressure Regulator, Main](https://openairdocs.org/jasc/2917)
- Part: Switch
- Part number: 501310000
- Condition: Loose
- Location: Hydraulic System
- Stage of operation: NR
- 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/2000UALA00193

## Discrepancy

CREW REPORTED LOW QUANTITY WITH GREEN HYDRAULIC SYSTEM.  CREW, SAMC, DISPATCH AGREED TO DIVERT TO ORD.  AMBER ALERT DECLARED, EQUIPMENT REQUESTED TO MEET AIRCRAFT IN ORD.  *S/D*  FOUND NR 1 ENGINE HYDRAULIC PRESSURE SWITCH BACKED OUT AND THE O-RING DISPLACED.  REPLACED THE O-RING AND SECURED THE SWITCH TO PROPER TORQUE.  LEAK CHECKS GOOD ON ENGINE RUN.

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