4. Remove the Arm #2 plate.
Hexagon socket head cap bolts: 5-M4×12
5. Remove the pulley 2.
Hexagon socket set screws: 2-M4×8
6. Remove the screws securing the reduction gear unit.
Hexagon socket head cap bolts: 16-M3×20
By removing the screws, Arm #3, #4, #5, and #6 (end effector)
can be separated.
Have at least two workers so that one can support the
Manipulator while the other worker is removing the screws.
The parts are greased. Wipe grease while removing the parts.
C Series Maintenance Manual Rev.2
(with a brass bushing)
C4 Maintenance 7. Joint #3
Arm #2 plate
95