MAINTENANCE MANUAL
46
STE 85357
5)
Remove the cap on the side panel of the axis 4 reduction gear and loosen the
bolt (M3) of the coupling which is fastening the input axis of the axis 4 reduction
gear. If the phases of the hexagonal holes of the bolt cannot be aligned,
manually rotate the ball screw spline shaft and align the phases.
6)
Remove four (4) hexagon socket head cap screws (M4 x 12) and washers that
secure the axis 4 motor, and then pull the axis 4 motor upward.
Fig. 2.27 Dismounting axis 4 motor (THL300, THL400)
[Axis 3 drive motor set bolt]
Hexagon socket head cap screws
M4 x 12 x 4 pcs.
Washer
Ball screw spline shaft
Cap (Remove in the arrow-marked
direction and loosen the bolt inside.