# SDR DXTA2026052608193

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2026
- Submitted: May 26, 2026
- Operation: Air carrier
- Aircraft: [N701QS](https://openairdocs.org/aircraft/N701QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20797
- Aircraft time: 8,074 hours, 4,738 cycles
- Engine: Hnywl AS90721A
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: 700407021
- Part serial: P136166
- Condition: Failed
- Location: Left
- Part time: 72,100 hours, 7,030 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: A, E, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026052608193

## Discrepancy

ON CLIMBOUT SHORTLY AFTER TAKEOFF,  RECEIVED A STRONG VIBRATION FOLLOWED BY A L ENG EXCEEDANCE CAS & A OVERTEMP ON ITT. REDUCED THUST LEVER TO BRING ITT DOWN. RECEIVED A LT ENG VIBRATION CAS FOLLOWED BY A LT ENG FLAMEOUT CASS. VIBRATION DECREASED BUT NEVER WENT AWAY.   REMOVED UNSERVICEABLE LT ENGINE, IAW AMM 71-00-01-000-801. INSTALL CUSTOMER PROVIDED REPAIRED ENGINE INSTALLED ON REPLACEMENT LT ENGINE. ALL POST OPS CHECK COMPLETED OPS CHKD GOOD.

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