# SDR DXTA2026042907803

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2026
- Submitted: April 29, 2026
- Operation: Air carrier
- Aircraft: [N835QS](https://openairdocs.org/aircraft/N835QS), registered now
- Make and model: Textrn TEXTRON700
- Aircraft serial: 7000080
- Aircraft time: 4,090 hours, 2,404 cycles
- System (JASC): [7730 · Engine Ignition Analyzer System](https://openairdocs.org/jasc/7730)
- Part: Engine
- Part number: 700410111
- Condition: Vibration
- Component: Engine, Hnywl
- Component part number: 700410111
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026042907803

## Discrepancy

IN CRUISE AT FL430, FELT A VIBRATION & RUMBLING. AFTER ABOUT 20 SECS,  OBSERVED AN ENG VIBRATION L AMBER CAS MESSAGE.  OBSERVED AN LT ENG ITT EXCEED & A RED ENG FAIL L CAS MESSAGE.  VIBRATION CEASED &  DIVERTED & LANDED.  REMOVED & INSTALLED  REPAIRED ENGINE, IAW AMM 71-00-01. C/W SATIS WET MOTOR OF LT ENG IAW AMM 71-00-01. C/W SATIS DRY MOTOR OF LT ENG IAW AMM 71-00-01. C/W SATIS LT ENG IDLE RUN, LEAK CHKD LT ENG, NO LEAKS IAW AMM 71-00-01.   C/W SATIS PWR ASSUR RUN ON LT ENG IAW LMM 72-00-00. C/W SATIS OPS CHK OF LT TR IAW AMM 78-30-00. OPENED LT LWR COWL. INSP ENG FOR LEAKS, NONE NOTED. CLOSED LT ENG LOWER COWL, C/W DETAILED INSP OF ENG MOUNT POINTS & REAR ENG STRUT SEALS, NO DEFECTS NOTED IAW AMM 71-00-01.

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