Seat assembly – ProForm PFSY74490 User Manual
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53.
Open the parts bag labeled “SEAT ASSEMBLY.”
Press a 1” x 2” Inner Cap (83) into each end of a
Backrest Adjustment Frame (70). Press a 1 1/4”
Square Inner Cap (35) into the indicated tube on the
Backrest Adjustment Frame.
Identify the Butterfly Backrest (12); it has only two
holes in the back. Attach the Butterfly Backrest to the
Backrest Adjustment Frame (70) with two 1/4” x 1 1/2”
Bolts (82) and two 1/4” Flat Washers (71).
Pull the indicated Adjustment Knob (78) and slide the
tube on the Backrest Adjustment Frame (70) into the
Butterfly Upright (1). Release the Adjustment Knob
and snap it into one of the holes in the Backrest
Adjustment Frame. Secure it by turning the Knob
clockwise.
54. Press a 1” x 2” Inner Cap (83) into each end of the
Seat Adjustment Frame (90). Press a 1 1/4” Square
Inner Cap (35) into the tube on the Seat Adjustment
Frame.
Insert a 1/4” x 1 1/2” Carriage Bolt (101) into the cen-
ter hole in a Seat Plate (65). Attach the Seat Plate to a
Seat (13) with two 1/4” x 3/4” Bolts (49). Insert the 1/4”
x 1 1/2” Carriage Bolt into the indicated hole in the
Seat Adjustment Frame (90) and secure it with a 1/4”
Flat Washer (71) and a 1/4” Nylon Locknut (68).
Secure the other end of the Seat (13) with a 1/4” x
1 1/2” Bolt (82) and a 1/4” Flat Washer (71).
Pull the indicated Adjustment Knob (78) and slide the
tube on the Seat Adjustment Frame (90) into the slot
in the Butterfly Seat Frame (14). Snap the Knob into
a hole in the Frame and secure it by turning the
Adjust-ment Knob clockwise.
83
35
83
78
78
71
1
13
101
83
65
49
71
68
90
83
71
82
35
71
70
82
12
53
54
Seat Assembly
14
91
3
49
107
28
55
55.
Note: When using the Curl Pad (91), you must
remove the 2” Square Inner Cap (28) that is in the
Butterfly Front Leg (3). Replace the Inner Cap
when you are not using the Curl Pad.
Attach the Curl Pad (91) to the Curl Post (107) with
two 1/4” x 3/4” Bolts (49).
Insert the Curl Post (107) into the top of the Butterfly
Front Leg (3).