# SDR AJXA2026020500042

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2026
- Submitted: February 5, 2026
- Operation: Air carrier
- Aircraft: [N736XJ](https://openairdocs.org/aircraft/N736XJ), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500290
- Aircraft time: 12,231 hours, 7,114 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Rvdt
- Part number: H517A
- Part serial: DL162
- Condition: Pilot Error
- Location: Zone 300
- Part time: 2,427 hours, 1,084 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AJXA2026020500042

## Discrepancy

PILOT REPORTED YAW DAMPER UPPER A FAIL CYAN EICAS MESSAGE IMMEDIATELY AFTER TAKEOFF. THE PILOT ALSO REPORTED AN OVERSPEED MESSAGE WHICH WAS DETERMINED TO BE CAUSED BY THE CREW EXCEEDING 250 KNOTS BELOW 10,000 FEET. (PILOT ERROR)

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