# SDR 2025F00281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2025
- Submitted: December 10, 2025
- Operation: General aviation
- Aircraft: [N551QS](https://openairdocs.org/aircraft/N551QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0151
- Aircraft time: 7,603 hours, 5,004 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2025F00281

## Discrepancy

ACCOMPLISHED RFTS-114898 REV.0. DATED 05SEP25,   UPLOCK FAULT LOGIC FUNCTIONAL TEST DEVELOPMENT.

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