EASA AD US-2023-16-06
Oct 17, 2023Propellers - Auxiliary Motor and Pump - Replacement
Federal Aviation Administration Airworthiness Directive 2023-16-06 is a final rule addressing all Hamilton Sundstrand Corporation Model 14SF-17 and 14SF-19 propellers, which are installed on aircraft including Viking Air Limited Model CL-215-6B11 and CL-415 variants. This directive mandates replacement of a specific auxiliary motor and pump assembly to prevent in-flight failure to feather the propeller. The AD aims to enhance flight safety by mitigating risks associated with motor magnet corrosion causing loss of propeller feathering capability.
- Hamilton Sundstrand 14SF
- Viking Air Limited CL-215-6B11
- Viking Air Limited CL-415