# SDR DXTA200702248

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2007
- Submitted: June 15, 2007
- Operation: Air carrier
- Aircraft: [N986QS](https://openairdocs.org/aircraft/N986QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500086
- Aircraft time: 5,863 hours, 3,824 cycles
- System (JASC): [2297 · Auto Flight System Wiring](https://openairdocs.org/jasc/2297)
- Part: Ground Stud
- Part number: S35211
- Condition: Damaged
- Location: Fwd E/E Bay
- Part time: 5,863 hours, 3,824 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200702248

## Discrepancy

DURING FLIGHT WITH AUTOPILOT ENGAGED AIRCRAFT ROLLS BACK AND FORTH AS IF SEARCHING FOR LEVEL FLIGHT. FOUND GROUND STUDS TG532 AND TG533 AT YSAC COMPUTERS NORMAL. FOUND GROUND STUDS TG511 AND TG521 AT LOWER YD ACTUATORS WITH HIGH RESISTANCE. REMOVED AND REPLACED GROUND STUDS WITH NEW. LOWER YD OPERATIONAL CHECK NORMAL. WORK IAW CESNA 750 MM CHPT 20-20-03

---
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.