# SDR DXTA2026010206365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2025
- Submitted: January 2, 2026
- Operation: Air carrier
- Aircraft: [N739QS](https://openairdocs.org/aircraft/N739QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20690
- Aircraft time: 8,975 hours, 5,190 cycles
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: Actuator
- Part number: 285544
- Part serial: 0358
- Condition: Faulted
- Location: Zone 700
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026010206365

## Discrepancy

UPON BRINGING THE GEAR UP ON TAKEOFF, WE GOT A GEAR DISAGREE AMBER CAS MESSAGE. LEFT MAIN GEAR STAYED DOWN. NOSE AND RIGHT MAIN GEAR WENT UP. ACCOMPLISHED THE GEAR DISAGREE QRH.  R & R LT STAY ACTUATOR IAW AMM 32-32-07. R &R LT BRACE ATTACH PIN IAW AMM 32-32-08.  INSTALLED MODIFIED LT SIDE STAY ACTUATOR IAW AMM 32-32-07.  BLED LT & RT HYD SYS IAW  AMM 29-10-00. CW OPS & FUNCTIONAL TEST OF EXTENSION & RETRATCTION IAW AMM 32-30-00.  OPS & FUNCTIONAL TESTED GOOD. CW OPS TEST OF MLG EMERGENCY EXTENSION IAW AMM 32-34-00. OPS CHKD GOOD.

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