# SDR DXTA2024122001559

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2024
- Submitted: December 24, 2024
- Operation: Air carrier
- Aircraft: [N839QS](https://openairdocs.org/aircraft/N839QS), registered now
- Make and model: Textrn TEXTRON700
- Aircraft serial: 7000084
- Aircraft time: 2,007 hours, 1,183 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Adc
- Part number: 0110233701
- Part serial: 1U610349
- Condition: Failed
- Location: Zone 200
- Stage of operation: AP
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2024122001559

## Discrepancy

ON MISSED APPROACH WE LOST OUR STBY ATTITUDE INDICATOR AIRSPEED FOLLOWED BY A RUDDER A & B FAIL.  THAT THEN CHANGED TO A RUDDER REV A. REMOVED PART NO: 011-02337-01 REMOVED SERIAL NO: 1U6103649, DUE TO RUDDER MAINTENANCE CAS. INSTALLED CUSTOMER SUPPLIED REPAIRED UNIT PART NO: 011-02337-01 SERIAL NO: 1U6101033 IAW THE M/M CHAPTER 34-10-15 OPERATIONAL CHECKS WERE NORMAL. VERIFIED WORK PERFORMED.

---
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.