# SDR AU510001715

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2005
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Boeing 747438
- Engine: Rroyce RB211524*
- System (JASC): [3232 · Landing Gear Door Actuator](https://openairdocs.org/jasc/3232)
- Part: Actuator
- Part number: 1U11986
- Condition: Failed
- Location: Mlg Door
- Stage of operation: CL
- 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/AU510001715

## Discrepancy

NOSE LANDING GEAR DOOR ACTUATOR FAILED.  INVESTIGATION OF THE ACTUATOR IN THE WORKSHOP FOUND A FAILURE OF THE DOOR ACTUATOR INTERNAL LOCKING MECHANISM.  PART OF THE LOCKING RAM AND PISTON LOCK KEYWAY HAD FRACTURED.

---
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.