Epson C Series Maintenance Manual page 376

6-axis robots

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C8 Maintenance 8. Joint #4

4. Install the wave generator of the Joint #4 reduction gear unit.

5. Set the O-ring attached to the reduction gear unit to the O-ring

groove on the Joint #4 reduction gear unit.

Then, install the J4 flange.

Hexagon socket head cap bolts: 16-M3×20

Tightening torque: 2.4 ± 0.1 N·m

6. Fix the pulley spacer to the wave generator of the Joint #4 reduction

Hexagon socket head cap bolts: 4-M3×8

Tightening torque: 2.0 ± 0.1 N·m

7. Fix the J4 pulley to the J4 pulley spacer.

Hexagon socket set screws: 2-M4×4

C Series Maintenance Manual Rev.2