IAI America RCS3PCR-SS8C - Manual (Page 162)

11. Maintenance and Inspection
8) Position the new motor so that the slit in the coupling points to the 12 o’clock position, and install the motor in
this condition by engaging its coupling with the coupling on the actuator side.
Stick on the seal after tightening the bolt.
9) Twist the bolt with using a 2.5mm Allen wrench to tighten it.
The slit in the coupling should
point to the 12 o’clock position.
Using an Allen wrench of 3 mm across flats,
uniformly tighten the four hexagon socket-head
bolts (M4×25) affixing the motor to secure the
motor.
Tightening torque: 176 N･cm (18.0 kgf･cm)
Tightening Torque 200 to 240 N･cm (20.4 to 24.5 kgf･cm)
Seal