# SDR 9JLA2023041425571

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2023
- Submitted: April 14, 2023
- Operation: Air carrier
- Aircraft: [N953TJ](https://openairdocs.org/aircraft/N953TJ), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500310
- Aircraft time: 3,968 hours, 2,550 cycles
- System (JASC): [2200 · Auto Flight System](https://openairdocs.org/jasc/2200)
- Part: Actuator
- Part number: 7002800901
- Condition: Failed
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9JLA2023041425571

## Discrepancy

THE FLIGHT CREW REPORTED THAT DURING FLIGHT THE FLIGHT GUIDANCE COMPUTER B FAILED. THE MAINTENANCE PROVIDER TROUBLESHOT AND DETERMINED BOTH YAW DAMPENER LINEAR ACTUATORS FAILED. THE ACTUATORS WERE REPLACED WITH REPAIRED UNITS. FAILED UNITS P/N 7002800-901 S/N 0809H375, 97121049

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