# SDR DXTA200702554

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2007
- Submitted: November 2, 2007
- Operation: Air carrier
- Aircraft: [N989QS](https://openairdocs.org/aircraft/N989QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500089
- Aircraft time: 7,154 hours, 4,606 cycles
- Engine: Allsn 250C30S
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Servo
- Part number: 4006719906
- Part serial: 99021797
- Condition: Inoperative
- Location: Elevators
- Part time: 7,154 hours, 4,606 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200702554

## Discrepancy

(B) HYDRAULIC VOLUME LOW AND ILLUMINATED IN FLIGHT.  REMOVED AND REPLACED THE ELEVATOR SERVO. OPS CHECKS GOOD IAW MM 22-10-01.

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