Insert robing into adjustable opening of tube holding assembly. Position end of tubing approximately 1/8" above the surface of holder.
Tighten clamp screw approximately 1/2 to 3/4 of a turn beyond free travel position to secure tubing.
Be certain flaring cone surface is oiled. Slip yoke over tube holding assembly centerring on tubing.

yoke clockwise to lock in position. Turn yoke handle clockwise to flare.