# SDR VNAA2013071100008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2013
- Submitted: July 17, 2013
- Operation: Air carrier
- Aircraft: [N710PS](https://openairdocs.org/aircraft/N710PS), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10167
- Aircraft time: 21,377 hours, 21,303 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Selector Valve
- Part number: 533407
- Part serial: NGL122903
- Condition: Failed
- Location: Mlg
- Part time: 19,692 hours, 19,502 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA2013071100008

## Discrepancy

GEAR DISAGREE WARNING MESSAGE AT GEAR EXTENSION.  ALL GEAR REMAINED UP.  A PROXIMITY SYS 1 FAULT STATUS MESSAGE WAS ALSO REPORTED.  EXTENDED GEAR WITH EMERGENCY EXTENSION AND LANDED SAFELY.  A NOSEWHEEL STEERING INOPERATIVE CAUTION MESSAGE OCCURRED AFTER NOSEWHEEL TOUCHDOWN.  MX TROUBLESHOT, R & R LANDING GEAR SELECTOR VALVE AND PERFORMED CHECKS USING AMM.  ACFT RELEASED FOR SERVICE.

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