# SDR DXTA2026060508308

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2026
- Submitted: June 5, 2026
- Operation: Air carrier
- Aircraft: [N442QS](https://openairdocs.org/aircraft/N442QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500565
- Aircraft time: 5,422 hours, 4,256 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Strut
- Part number: 23175100403
- Part serial: 00594
- Condition: Malfunctioned
- Location: Zone 700
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026060508308

## Discrepancy

AFTER TAKE OFF LG LEVER DISAGREE CAS MESSAGE WAS DISPLAYED. RECYCLED THE LANDING GEAR AS PER THE QRH. IT SHOWS 3 GREEN ON EXTENSION. ON RETRACTION INDICATES A NOSE LANDING MALFUNCTION. LANDING GEAR GRAVITY EXTENSION WAS PERFORMED AS PER PROCEDURE.  PLACED AIRCRAFT ON JACKS. REMOVED AND REPLACED THE NLG SHOCK STRUT ASSEMBLY AS REQUIRED. COMPLIED WITH A FINAL SERVICING OF THE STRUT AFTER FINAL INSTALLATION OF THE ASSEMBLY. COMPLIED WITH FUNCTIONAL CHECKS OF LANDING GEAR EXTENSION AND RETRACTION/OPS CHECKS AS REQUIRED, NO FURTHER DEFECTS NOTED AT THIS TIME. ALL WORK COMPLETED IN REFERENCE WITH EMBRAER PHENOM 300 MAINTENANCE MANUAL CHAPTER 32-21-01, 29-10-00.

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