Impex MP-3105 - Manual (Page 14)

STEP 4 (See Diagram 4)
A.) Attach the Butterfly Base (#17) to the front of Rear Vertical Beam (#10). Attach the Butterfly
Pulley Bracket (#18) to the back of Rear Vertical Beam. Align the holes and secure them with
two M10 x 2” Carriage Bolts (#80), Ø ¾” Washers (#87), and M10 Aircraft Nuts (#89).
B.) Insert the Axle on the Left Butterfly (#19) into the Butterfly Base from the bottom. Secure it
with one Lock Ring (#54), Ø 1 ½” Washer (#53), M6 x 1 ¼” Allen Bolt (#69), and M6 Aircraft
Nut (#88).
C.) Attach a Butterfly Arm Pad (#38) to the Left Butterfly (#19). Secure it with two M8 x 2 ½” Allen
Bolts (#71) and Ø 5/8” Washers (#86).
D.) Repeat Procedure B and C above to install the Right Butterfly (#20).
E.) Attach the Backrest Board (#39) to the Rear Vertical Beam (#10). Secure it with two M8 x 1
¾” Allen Bolts (#70) and Ø 5/8” Washers (#86).
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