# SDR CALA2026102120491

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2026
- Submitted: October 21, 2026
- Operation: Air carrier
- Aircraft: [N2644U](https://openairdocs.org/aircraft/N2644U), registered now
- Make and model: Boeing 777-300ER
- Registry model: [Boeing 777-300ER](https://openairdocs.org/model/boeing-777-300er) (OpenAirDocs)
- Aircraft serial: 63724
- Aircraft time: 40,407 hours, 4,323 cycles
- System (JASC): [5280 · Landing Gear Doors](https://openairdocs.org/jasc/5280)
- Part: Door
- Condition: Disconnected
- Location: Lh Nlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026102120491

## Discrepancy

CREW AIR RETURNED DUE TO LOUD RATTLING NOISE AND VIBRATION IN FLT DECK LOGPAGE UPDATED FOR SDR REPORTING. THE LT NLG AFT DOOR WAS FOUND DISCONNECTED FROM ACTUATOR ROD AND DAMAGED, CAUSING LANDING GEAR DOOR TO FLAP IN FLIGHT CAUSING THE NOISE AND VIBRATION ISSUES. THE DOOR AND ROD WERE REPAIRED AND REPLACED, WITH LANDING GEAR SWING OPERATIONAL CHECKS IN PRESENCE OF INSPECTION DEPT CONDUCTED OK. SEE LOG PAGES 3755878 AND 3755850 FOR ALL DOCUMENTED WORK ACCOMPLISHED.

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