C4 Maintenance 5. Joint #1
68 C Series Maintenance Manual Rev.2
4. Install the flexspline to the shaft end face.
Insert the spacer between the screws and the part.
Hexagon socket head cap bolt: 6-M6×15
Tightening torque: 17.6 N·m (180 kgf·cm)
Install the flexspline to match the air escapement holes of the
flex spline with these of the spacer.
5. Apply grease all over the tooth flank of the circular spline.
Grease: SK-1A
Grease amount: enough to fill the grooves
6. Install the circular spline.
Hexagon socket head cap bolt: 16-M4×20
Tightening torque: 4.9 N·m (50 kgf·cm)
7. Apply grease to the inside of the flexspline.
Grease: SK-1A
Grease volume: 40 g