STEP 4 (See Diagram 4)
A.) Attach the Front Press Base (#3) to the Upper Frame (#6). Secure it with one Axle (#24), two Spacers (#79), and two M10 Aircraft Nuts (#81). Do not over tighten the Nuts.
B.) Insert the axle on the Right Butterfly (#4) through the hole on the Front Press Base from the bottom. Slide a Lock Ring (#60) onto the axle. Align the holes and secure it with one M6 x 1 ¼” Allen Bolt (#61) and M6 Aircraft Nut (#73). Repeat the same step to install the Left Butterfly (#5).
C.) Attach the Swivel Pulley Bracket Frame (#16) to the back of the Vertical Frame (#2). Secure it with one M10 x 3 ½” Allen Bolt (#70), two Ø ¾” Washers (#77), and one M10 Aircraft Nut (#81).
D.) Attach a Swivel Pulley Bracket (#17) to each end of Swivel Pulley Bracket Frame. Secure each Bracket with one M10 x 2 ½” Allen Bolt (#64), two Ø ¾” Washers (#77), and one M10 Aircraft Nut (#81).
E.) Attach the Backrest Board (#56) to the Vertical Frame (#2). Secure it with two M8 x 2 ½” Allen Bolts (#68) and Ø 5/8” Washers (#78).
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