I've noticed that on some motors of my H the propellers, once installed and locked, moves a little. Others are totally blocked.
What's the cause? Propellers are worn? Or is it the locking system that's worn? Or both?
I don't see visually any sign of wearing.
What's the cause? Propellers are worn? Or is it the locking system that's worn? Or both?
I don't see visually any sign of wearing.