Originally Posted by harrym
.....It's not very important to "track" a prop on a fixed pitch rotor system.
Balance the blades.
Balance the hub.
Do a track check.
It all leads to less vibration and more efficiency on ANY flying machine.
You don't have to get technical on the track check.
Just put a ruler along the bottom of your prop balancer,
spin the prop and see where the tips track.