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11
20. Locate and open the parts bag labeled “PULLEY
BAG 2.” Remove one “V”-Pulley (27) from the
bag. Leave the remaining pulleys in the bag for
identification of the Pro Pulley.
Wrap the Butterfly Cable (73) around a “V”-Pulley
(27) in the direction shown. Attach the “V”-Pulley and
a Large Cable Trap (32) to the bracket on the back
of the Butterfly Upright (1) with a 3/8” x 2 1/2” Bolt
(53) and a 3/8” Nylon Locknut (50). Make sure the
Large Cable Trap is oriented as shown.
20
19. Locate and open the parts bag labeled “CABLE
ASSEMBLY.” For Cable identification and routing
during steps 19 to 49, refer to the Cable Diagrams
and Cable ID Chart on pages 23 and 24.
Identify the Butterfly Cable (73). It is approximately
52” long and it has a closed loop on each end. Attach
the Butterfly Cable to the bracket on the Left Butterfly
Arm (10) with a 3/8” x 1” Bolt (84) and two 3/8” Nylon
Jamnuts (63). Note: The loop on the Cable and the
two Nylon Jamnuts must be mounted underneath
the welded bracket.
19
10
73
18. Press a 1 3/4” Square Inner Cap (35) into each end
of the Right Butterfly Arm (11). Wet the lower end of
the Arm with soapy water. Slide a Butterfly Foam Pad
(29) onto the lower end of the Arm.
Lubricate the indicated axle on the Butterfly Top
Frame (33). Orient the Right Butterfly Arm (11) as
shown and slide it onto the axle. Secure the Butterfly
Arm with two Retainer Rings (31) and a 1” Round
Outer Cap (38). Note: Place the Retainer Rings on
top of the inverted Outer Cap and gently tap the
Cap onto the axle with a hammer. Make sure the
teeth on the Retainer Rings bend towards the Cap
as shown in the inset drawing.
Repeat this step to assemble the Left Butterfly Arm
(10, not shown).
18
33
38
11
Axle
35
29
35
31
84
53
50
1
27
32
73
Bracket
Bracket
Teeth
Axle
31
38
63
Cable Assembly