# SDR DXTA2026062208503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2026
- Submitted: June 22, 2026
- Operation: Air carrier
- Aircraft: [N389QS](https://openairdocs.org/aircraft/N389QS), registered now
- Make and model: Cessna 680SOV
- Aircraft serial: 6800149
- Aircraft time: 16,056 hours, 10,696 cycles
- Engine: Pwc PW306C
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Solenoid
- Part number: 54011673
- Part serial: 1455
- Condition: Faulted
- Location: Rt Engine
- Stage of operation: AP
- How discovered: O
- Nature of condition: E, J, Y
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026062208503

## Discrepancy

ON THE INITIAL DESCENT (FL430). WE FELT A LARGE VIBRATION FOLLOWED BY INDICATIONS OF THE THE RIGHT ENGINE ROLLING BACK. ENGINE SHUTDOWN RIGHT CYAN CAS DISPLAYED.   AFTER 5-10 SECONDS, WE AGAIN FELT A VIBRATION/SURGE FOLLOWED BY INDICATION OF THE ENGINE RELIGHTING. CAS MESSAGED CLEARED.   NO OTHER ISSUES NOTED THROUGH THE REST OF THE FILGHT.  R & R ALL 4 BLEED VALVES  WITH OVERHAULED/INSPECTED UNITS. R & R BOV CONTROL UNIT (SOLENOID) WITH OVERHAULED UNIT. COMPLIED WITH ENGINE GROUND RUNS, LEAK & OPS CHECKS, BOV OPS CHECKS, & ENGINE PERFORMANCE RUNS WITH NO DISCREPANCIES NOTED. WORK PERFORMED IAW EMM 75-30-01, 75-30-02, 71-00-00.

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