# SDR DXTA200501094

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2005
- Submitted: November 23, 2005
- Operation: Air carrier
- Aircraft: [N935QS](https://openairdocs.org/aircraft/N935QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500135
- Aircraft time: 4,740 hours, 2,980 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hose
- Part number: AE1011923410152
- Condition: Blown
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200501094

## Discrepancy

PASSING THRU FL300 AMBER "HYD VOL LOW A" MESSAGE ILLUMINATED, FOLLOWED BY "HYD PUMP FAIL A" AND HYD PTU FAIL' MESSAGES.  HYD QTY SHOWED 0%. APPROPRIATE CHECKLIST COMPLETED.  AIRCRAFT LANDED. USING EMERGENCY BRAKES.  AFTER LANDING LARGE QTY OF CLEAR HYD FLUID NOTED ON BELLY OF AIRCRAFT. - INSTALLED NEW PTU PRESSURE HOSE & REPLACED HYDRAULIC MANIFOLD UPPER PLUG O-RING. BLED / SERVICED 'A' SYSTEM HYDRAULICS IAW CE 750 MM 12-10-15. OPERATIONAL & LEAK CHECKS GOOD.

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