©2019 Precor Inc. | Back Extension RSL 313 | Assembly Guide
7
3
2 M12 x 125 mm SHCS
2 washers, 13 mm
Tool: Hex wrench, 10 mm
Connect lower cross brace to main frame .
4
2 M12 x 35 mm SHCS
2 washers, 13 mm
Tool: Hex wrench, 10 mm
Connect upper cross brace to main frame .
5
2 M12 x 125 mm SHCS
2 washers, 13 mm
Tool: Hex wrench, 10 mm
Connect lower cross brace to seat frame .
6
2 M12 x 125 mm SHCS
2 washers, 13 mm
Tool: Hex wrench, 10 mm
Connect upper cross brace to seat frame .
7
Tools: Hex wrench, 10 mm
Socket wrench, 19 mm
Torque wrench
Gently rock the frame to align.
Tighten all M12 fasteners to
a torque of 55 ft-lb (75 N-m).
Do not tighten the M10 screws installed in step 1 at this
time.
They will be removed temporarily in a later step.
3
4
2
1
1
3
2
4
1
44
4
3
50
50 38
4
3
2
50
44
50
44
44
38
50
50
44
50
44
50
