S3.25 Assembly and Maintenance Guide
page 12
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3. Assemble Leg Curl SeatExtensionA. Use a flathead screwdriver to remove the black
end cap on the Leg Curl Seat Upright.
B. Detach the bolts at the bottom of the Upright Flats.
C. Insert the Leg Curl Seat Extension into the Leg
Curl Seat Upright, using a mallet, if necessary.
Cover the end cap with a piece of scrap wood to
protect the end cap from damage.
D. Attach the Leg Curl Seat Extension, Leg Curl Seat
Upright, and Floor Brace using
four ¾-inch bolts
four washers
Finger tighten.
E. Reattach the Upright Flats using its bolt, washers,
and locknut. Finger tighten.
F. Attach the Seat Extension to the Main Upright
Base using
two 4-inch bolts
four washers
two locknuts
Finger tighten.
G. Attach the Calf Block to the Seat Upright using
one 4¼-inch bolt
two washers
one locknut
H. Wrench tighten all bolts from this step.
Step 3. Assemble Leg Curl Seat ExtensionF2 - 4" bolts
4 - washers
2 - locknuts
D4 - ¾" bolts
4 - washers
Leg Curl
Seat Upright
Main Upright
Base
B
C
G1 - 4¼" bolt
2 - washers
1 - locknut
Calf Block
Floor Brace
Floor Brace
Main Upright
Seat Extension
Leg Curl Seat Extension
Leg Curl Seat Upright
E
A
Leg Curl Seat
Extension
Leg Curl Seat
Upright