# SDR DXTA2025052003529

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2025
- Submitted: May 20, 2025
- Operation: Air carrier
- Aircraft: [N796QS](https://openairdocs.org/aircraft/N796QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20646
- Aircraft time: 9,083 hours, 5,274 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Mcu
- Part number: C47331005
- Part serial: 0691
- Condition: Defective
- Location: Zone 300
- Stage of operation: AP
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2025052003529

## Discrepancy

AMBER PRI STAB TRIM FAIL CAS MESSAGE ILLUMINATED AT APPROXIMATELY 4000' AND 10MILES FROM THE AIRPORT ON AN APPROACH. A SLIGHT NOSE DOWN PRESSURE WAS FELT ONCE AP WAS DISCONNECTED. NO ISSUES WITH SECONDARY SELECTED.   REPLACED MCU IAW CL-350 AMM 27-41-13. OPS CHECK GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.