# SDR DALA2021080404430

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2021
- Submitted: August 4, 2021
- Operation: Air carrier
- Aircraft: [N802NW](https://openairdocs.org/aircraft/N802NW), registered now
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 0533
- Aircraft time: 78,185 hours, 10,328 cycles
- System (JASC): [3250 · Landing Gear Steering System](https://openairdocs.org/jasc/3250)
- Part: Servo Valve
- Condition: Faulted
- Location: Nlg Steering
- Stage of operation: LD
- 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/DALA2021080404430

## Discrepancy

SHIP 3302 -MISC/DE- DUE TO NOSE WHEEL STEERING FAULT. CORRECTIVE ACTION: FOUND HYDRAULIC BLOCK (6GC) FAILED. REPLACED STEERING SERVO VALVE (5112GC). (7484382)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.