Castle AT-8 Diagnostics Manual - Manual (Page 13)

3. Loosen the tension screw on the side of the cylinder bracket
Bracket
Slide
Screws
4. Take out the two bracket slide screws on each side of the cylinder bracket, and pull the whole
assembly off of the arm.
5. Tighten the PEM nut at the top of the cylinder and check the action of the lever. It should be
relatively difficult to move when it is off of the arm.
7. Slide the cylinder(s) back onto the arm.
8. Replace the cylinder assembly, including the cylinder bracket, back onto the arm. Replace the
bracket slide screws and tighten.
9. Tighten the bracket tension screw until the desired slide resistance is reached.