# SDR DXTA200803066

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2008
- Submitted: May 19, 2008
- Operation: Air carrier
- Aircraft: [N950QS](https://openairdocs.org/aircraft/N950QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500050
- Aircraft time: 8,594 hours, 5,449 cycles
- Engine: Allsn AE3007C
- System (JASC): [2701 · Control Column Section](https://openairdocs.org/jasc/2701)
- Part: Computer
- Part number: SLZ80712
- Part serial: MX0098
- Condition: False Activation
- Part time: 318 hours, 173 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200803066

## Discrepancy

AT CRUISE ALTITUDE FL410 A PULSATING THUMP COULD BE FELT IN BOTH CONTROL COLUMNS.  INSPECTED, ALL PANELS, FLT CONTROLS DOORS ETC. NO DEFECTS NOTED. REMOVED AND REPLACED RT AOA COMPUTER IAW MM 34-14-01 C/W FT OF AOA SYSTEM PER SAME OPS CHECK GOOD.

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