C4 Maintenance  3. Covers 
 
16  C Series Maintenance Manual Rev.2 
3.3    Arm #2 Side Cover 
 
CAUTION 
■ 
mounting the cover, be careful not to get the cables caught in it or bend 
m forcibly to push into the cover.  
Unnecessary strain on cables may result in damage to the cables, disconnection, 
and/or contact failure.   
These are extremely hazardous and may result in electric 
shock and/or improper function of
 the robot system. 
routing the cables, check the cable locations at removing the cover.     
 place the cables back to their original locations. 
 
4-M3×8   
(Cross recessed truss 
  head small screws) 
Tightening torque: 
0.45±0.1 N·m
 
4-M3×8   
(Cross recessed truss 
  head small screws) 
Tightening torque: 
0.45±0.1 N·m
 
 
3.4    Arm #3 Head Cover 
 
CAUTION 
■ 
mounting the cover, be careful not to get the cables caught in it or bend 
m forcibly to push into the cover.  
Unnecessary strain on cables may result in damage to the cables, disconnection, 
and/or contact failure.   
These are extremely hazardous and may result in electric 
shock and/or improper function of the robot system.
 
routing the cables, check the cable locations at removing the cover.     
 place the cables back to their original locations. 
 
4-M3×8 
(Cross recessed truss 
  head small screws) 
Tightening torque: 
0.45±0.1 N·m