# SDR DXTA2025072204292

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2025
- Submitted: July 22, 2025
- Operation: Air carrier
- Aircraft: [N635QS](https://openairdocs.org/aircraft/N635QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0282
- Aircraft time: 4,813 hours, 3,091 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Uplock Switch
- Part number: 69481013
- Condition: Defective
- Location: Zone 700
- Stage of operation: CR
- How discovered: O
- Nature of condition: S
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2025072204292

## Discrepancy

LEFT MAIN GEAR HAS YELLOW X WHEN EXTENDED.  RAN CHECKLIST AND GEAR STILL DOES NOT SHOW DOWN AND LOCKED. CORRECTIVE ACTION: REPLACED LH MLG UPLOCK SWITCH OPS CHECK GOOD IAW CE680A AMM 32-32-25

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