# SDR DALA2026010200015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 1, 2026
- Submitted: January 2, 2026
- Operation: Air carrier
- Aircraft: [N594NW](https://openairdocs.org/aircraft/N594NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32994
- Aircraft time: 75,781 hours, 25,076 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Sequence Valve
- Part number: 4334EA3
- Part serial: 122012
- Condition: Failed
- Location: Zone 700
- Part time: 75,775 hours, 25,073 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026010200015

## Discrepancy

CREW PERFORMED GO AROUND AND ALTERNATE GEAR EXTEND DUE TO RIGHT GEAR NOT SHOWING DOWN AND LOCKED.   R & R RT UPLOCK, MAIN GEAR DOOR ACTUATOR, AND DOWN LOCK SEQUENCE VALVE.

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