Rotate clutch so that adjusting screw #2 is at position "x" and adjust to . 030 in. Continue by rotating drum
to position set screws with set screw #3 adjusted to . 040 in. , set screw #4 adjusted to . 050 in. , and set screw #5
adjusted to . 060 in. clearance.
Release air pressure on air chamber. Use adjustment nut to set chamber clevis. Adjust distance from
bottom surface of air chamber to sight pin in clevis to 4.25 in., as shown in Fig. 3-8.