STEP 8: Put a vertical ferrule on the end of the stud so that the smooth area is pointing down and the wavy is pointing up. Make the plunge adjustment of 3/8". The plunge is the amount the stud that sticks out past the ferrule grip not including the flux ball.
Loosen the leg screws in the gun.
Adjust the plunge.
Tighten the leg screws in the gun.
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