8.6 How to replace components
8-27
8. Maintenance and Inspection
8) With the alignment marks on the coupling (or shaft) on the new motor unit and the
motor flange aligned with each other, loosely tighten the motor unit with the motor
fixing screws loosely and tighten the coupling screw to the tightening torque
specified in the table.
Slider position at coupling tightening and tightening torque
Type Lead
Distance between slider and mechanical
end on home side at coupling tightening
[mm]: Lc
Tightening torque
[N･m]
S13
S13X
L 2
2
M, H, S 4
S15
S15X
L, M, H 4 4
Alignment mark
(on coupling or shaft)
Coupling screw
Alignment mark
(on flange)
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