# SDR WVE2003F00028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 17, 2003
- Submitted: December 31, 2003
- Operation: Air carrier
- Aircraft: N247FX
- Make and model: Lear 60LEAR
- Aircraft serial: 187
- Aircraft time: 3,142 hours, 2,265 cycles
- Engine: Pwa PW305A
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: Actuator
- Part number: 24170161
- Part serial: 5047
- Condition: Corroded
- Location: Uplatch/Lock
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WVE2003F00028

## Discrepancy

DURING 1200 HOUR INSPECTION, THE EMERGENCY LANDING GEAR UPLATCH/LOCK ACTUATORS WERE REMOVED FOR A DETAIL INSPECTION.  THE LT ACTUATOR WAS FOUND TO CONTAIN CORROSION (RUST) INSIDE OF THE SPRING/HYDRAULIC CYLINDER.  MOISTURE INTRUSION AND NO HYDRAULIC FLUID FLOW.  MFG EVALUATE.

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