# SDR P5CA0501304

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2004
- Submitted: January 6, 2005
- Operation: Air carrier
- Aircraft: N920FT
- Make and model: Boeing 747249F
- Aircraft serial: 22237
- Aircraft time: 77,630 hours, 18,867 cycles
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: Actuator
- Part number: 65B825582
- Condition: Failed
- Location: Nr 1 Hyd System
- Stage of operation: LD
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA0501304

## Discrepancy

WHEN GEAR WAS EXTENDED A LOUD NOISE WAS HEARD AND HAD LOSS OF NR 1 HYDRAULIC SYSTEM.  LANDING WAS NORMAL.  FOUND DOWN LOCK ACTUATOR FAILED.  REPLACED ACTUATOR PER MM 32-33-15.

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