# SDR DXTA2025012001977

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2025
- Submitted: January 28, 2025
- Operation: Air carrier
- Aircraft: [N959QS](https://openairdocs.org/aircraft/N959QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0408
- Aircraft time: 123 hours, 85 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Manifold
- Part number: V10000A012
- Part serial: 1295
- Condition: Faulted
- Location: Zone 700
- Stage of operation: DE
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2025012001977

## Discrepancy

LEFT MLG LANDING GEAR EXTENSION: ALL THREE LANDING GEAR FAILED TO EXTEND WITH GEAR HANDLE IN DOWN POSITION.  AMBER "GEAR DISAGREEMENT L R N" CAS MESSAGE ILLUMINATED. CORRECTIVE ACTION: REPLACED LANDING GEAR CONTROL MANIFOLD. OPS CHECK GOOD. IAW CE680A MM 32-30-20.

---
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.