# SDR AU510001753

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2005
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Boeing 747-400
- Registry model: [Boeing 747-400](https://openairdocs.org/model/boeing-747-400) (OpenAirDocs)
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: B-Nut
- Condition: Loose
- Location: Nr 1 Hyd System
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU510001753

## Discrepancy

(AUS) NR 1 HYDRAULIC SYSTEM LEAKING. INVESTIGATION FOUND A LOOSE B-NUT ON THE LANDING GEAR TRUCK POSITIONING ACTUATOR FUSE LOCATED ON THE AFT WHEEL WELL AT STN 1440.  AIRCRAFT IS FOREIGN REGISTERED. (CASA NR 510001753)

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