# SDR DXTA2025012702093

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 23, 2025
- Submitted: January 27, 2025
- Operation: Air carrier
- Aircraft: [N564QS](https://openairdocs.org/aircraft/N564QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0114
- Aircraft time: 7,165 hours, 4,826 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Downlock Switch
- Part number: 603733
- Part serial: NSN
- Condition: Defective
- Location: Zone 700
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2025012702093

## Discrepancy

LEFT MLG LANDING GEAR RETRACTION: AFTER TAKE OFF WHEN WE RETRACTED THE LANDING GEAR WE GOT A LH MAIN GEAR DISAGREE CAS MSG WITH A X IN THE LH MAIN GEAR BOX. WE ALSO GOT AN ASSOCIATED SSD FAIL CAS MSG CORRECTIVE ACTION: REPLACED DOWN LOCK SWITCH. OPS CHECK GOOD. IAW MODEL 680A MM 32-30-15.

---
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.