IAI ROBO Cylinder RCS4-WRA12C Instruction Manual page 185

4.6 How to Replace Components
7) Tighten up the end cover and motor cover with the end cover affixing screws in the
specified torque.
Motor Cover
End Cover
End Cover Affixing Screw
End Cover Affixing Screw Tightening Torque
Tightening
Model Type of Screws
Torque [N•m]
Set of Cross Recessed Pan Head
WRA16R 1.0
Machine Screw: M4
4-20