# SDR FDEA200903050852

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2009
- Submitted: March 6, 2009
- Operation: Air carrier
- Aircraft: [N748FD](https://openairdocs.org/aircraft/N748FD), registered now
- Make and model: Airbus A300 B4-622R
- Registry model: [Airbus A300 B4-622R](https://openairdocs.org/model/airbus-a300-b4-622r) (OpenAirDocs)
- Aircraft serial: 633
- Aircraft time: 29,215 hours, 9,491 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Condition: Pinched
- Location: Pressure Switch
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA200903050852

## Discrepancy

ECAM GAVE BLUE HYD RES LOW QTY.  FOLLOWED ECAM AND TURNED OFF BLUE HYD PUMP.  CHECKED QRH RED TABS MISC SECTION FOR GUIDANCE.  CONT TO KLAX.  A/C DIVERTED FROM SNA TO LAX.  FOUND BLUE SYSTEM SERVO CONTROL PRESSURE SWITCH 17CB O-RING PINCHED/LEAKING.  REMOVED AND REPLACED O-RING PER M/M 27-14-18-4.  OPS AND LEAK CHECK GOOD.  SERVICED BLUE SYSTEM RESERVOIR PER M/M 12-12-29.

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