Epson C12 Series Manipulator Manual page 248

Maintenance 8. Joint #4
Installation: Joint #4 Reduction gear unit
1. Apply grease to the mating surface of the sleeve and the fixing bolts.
(for grease leakage prevention for the reduction gear unit)
Fit the J4 sleeve and install the J4 sleeve holder.
Hexagon socket head cap bolts: 4-M3×6
Tightening torque: 2.0 ± 0.1 N·m
2. Install the O-ring to the O-ring groove.
Install the Joint #4 reduction gear unit.
Hexagon socket head cap bolts: 12-M3×28
Tightening torque: 2.4 ± 0.1 N·m
3. Apply grease to the Joint #4 reduction gear unit.
Grease: SK-1A
Grease amount: 20 g
Apply 10g of grease to the wave generator.
Apply the remaining 10 g to the inner side of the flexspline as
shown in the photo.
234 C12 Rev.3