Help with Camber Washers

[Richard]

Originally Posted by bfr57

These arrows must mean something? Point up or down?

The arrow is just a reference point that can be used when aligning, maybe the mark is used in assembly as well. If the washer was installed with that mark not visible (washer flipped) I do not believe there is anything that would prevent the eccentric washer from doing it's job and allowing alignment.