IAI America ISWA - Manual (Page 61)

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1. Procedure for Motor Replacement
(3) Turn off the power supply to the controller for the incremental type with this condition, and after
complete the absolute reset for the absolute type.
11.1.2.5 Centering and Securing the Motor Unit
Loosen the motor mounting screws used for temporary fastening, and then move the slider back and
forth three or four strokes (take as large a stroke length as possible). Move the slider home. Torque down
the motor mounting screws per the following table. Move the slider back and forth three or four strokes to
check for binding. Repeat this procedure if binding occurs.
[Bolt Tightening Torques for Securing the Motor Unit]
Type
Motor Output
(W)
Bolt to
Use
Tightening(N•cm)
Standard Stainless steel type
S 60 M4×10 225 185
M
100
M5×12 486 373
200
L
200
400
* If the actuator is equipped with a brake, connect the encoder cable, connect only the connector of the
brake lead line and apply power to the controller. Then release the brake and move the slider.
After securing the motor unit, deactivate the brake release, turn off the power to the controller and
disconnect the encoder cable connector.