# SDR DXTA2013121205595

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2013
- Submitted: December 19, 2013
- Operation: Air carrier
- Aircraft: [N316QS](https://openairdocs.org/aircraft/N316QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500161
- Aircraft time: 172 hours, 127 cycles
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: Actuator
- Part number: 21172000401
- Part serial: 00174
- Condition: Faulty
- Location: Nlg
- Part time: 172 hours, 127 cycles
- Stage of operation: DE
- 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/DXTA2013121205595

## Discrepancy

WHEN THE GEAR IS SELECTED TO THE DOWN POSITION THE NOSE GEAR REMAINS IN THE UP & LOCKED POSITION UNTIL THE MAIN GEAR IS DOWN & LOCKED THEN THE NOSE GEAR EXTENDS.  R & R NLG DOWN LOCK RELEASE ACTUATOR.  OPERATIONS CHECKED IAW 300 MM 32-21-03.  R & R NLG UP LOCK BOX, OPERATIONS CHECKED GOOD IAW 300 MM 32-31-05.  SYSTEM OPERATIONS CHECKED GOOD.  PARTS ACTUATOR ON 2117-2000-401, SN ON 00065. ACTUATOR OFF 2117-2000-401, SN OFF 00174.  UP LOCK BOX ON 2617-1000-401, SN ON 00016.  UP LOCK BOX OFF 2617-1000-401, SN OFF 00324.

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