# SDR SWIA201332695

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2013
- Submitted: February 1, 2013
- Operation: Air carrier
- Aircraft: N426SW
- Make and model: Cndair CL6002B19
- Aircraft serial: 7468
- Aircraft time: 30,046 hours, 24,261 cycles
- System (JASC): [3234 · Landing Gear Selector](https://openairdocs.org/jasc/3234)
- Part: Selector Valve
- Condition: Failed
- Location: Nlg
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201332695

## Discrepancy

GEAR DISAGREE WARNING MESSAGE, NOSE GEAR DID NOT COME DOWN.  AFTER ABOUT 10-15 SECONDS, NOSE GEAR CAME DOWN, MESSAGE WENT AWAY, AND GEAR INDICATED DOWN AND LOCKED.  (FLT 4635)  REPLACED MLG PRIORITY VALVE, NLG SELECTOR VALVE IAW AMM.  PERFORMED MULTIPLE NLG EXTENSION/RETRACTIONS.  OPS CHECKS GOOD.  NO DEFECTS NOTED.

---
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.