Please note the correct assembly of 217169-X7 Main Gear Hub (Strenghthened Upgrade) should be as below :
The 3 dowel pin type — please losen the socket set screws,
ensure the one-way structure is tighten in place. If not tighten enough,
please apply Anaerobic Adhesive, tighten it in place with socket set screws.

Timely maintenance will help you enjoy the flight.

Gaui Group