# SDR DXTA2026033007437

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2026
- Submitted: March 30, 2026
- Operation: Air carrier
- Aircraft: [N812QS](https://openairdocs.org/aircraft/N812QS), registered now
- Make and model: Textrn TEXTRON700
- Aircraft serial: 7000048
- Aircraft time: 5,596 hours, 3,232 cycles
- Engine: Hnywl AS90721S
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: 70410111
- Part serial: P144221
- Condition: Vibration
- Location: Rt
- Stage of operation: CL
- 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/DXTA2026033007437

## Discrepancy

ON CLIMB OUT AIRCRAFT DEVELOPED A VIBRATION IT PROGRESSIVELY GOT WORST.  ONCE LEVELED OFF,  DISENGAGED AUTOTHROTTLES & CONTROL THRUST.  BROUGHT RT ENGINE UP,  VIBRATION INCREASED LT SIDE NO VIBRATION.  RECEIVED ENG VIBRATION RT ROLLED BY ENG EXCEEDENCE RT ITT WAS 1001. STARTED TO SHUT ENG DOWN IT HAD ALREADY AUTO SHUT DOWN LANDING WAS ON ONE ENG AND WAS UNEVENTFUL.  REMOVED RT ENGINE DUE TO ENGINE EXCEEDANCE R ITT WAS 1001. TT: 5026.4, TC: 3048 & INSTALLED NEW ENG.  ACCOMPLISHED SATISFACTORY ENG RUNS, COMPLIED WITH LEAK & OPS CHECKS. NO DEFECTS NOTED. WORK PERFORMED IAW AMM 71-00-00 & LMM AS907-2-1S, 72-05-25, REV. 6. AMM REV. B, 04-16-2025 AND  AMM REV 14, 03-21-2025.

---
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.