# SDR CALA2012022400124

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2012
- Submitted: February 24, 2012
- Operation: Air carrier
- Aircraft: [N57862](https://openairdocs.org/aircraft/N57862), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32586
- Aircraft time: 27,549 hours, 8,558 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Part number: NAS16128
- Condition: Worn
- Location: Hydraulic Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2012022400124

## Discrepancy

RIGHT HYD QTY LOSS TO .43-TURNED OFF RT PUMPS & LOSS STOPPED.  PUMPS ON FOR LANDING.  FOUND LEAK ON NR 2 ENG PYLON DRAIN.DIFF PRESS SWITCH LEAKING AT MODULE.  REPLACED O-RINGS REF IPC 29-11-17-02 ITEMS 245/246.  LEAK CK`D GOOD.  SERVICED RT HYDS PER CREW NO LOSS OF PRESSURE.  (NO LOW PRESSURE LIGHTS)

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