MAINTENANCE MANUAL
54
STE 85357
5)
Remove the hexagon socket head cap screws (M4 x 8 x 4 pcs.) which are
fastening the axis 3 brackets (sheet metal, 2 pcs.), and then remove the axis 3
brackets (sheet metal, 2 pcs.).
Fig. 2.33 Dismounting axis 3 bracket (sheet metal) (THL300, THL400)
6)
Remove the stoppers, the ball screw spline shaft, the ball screw nuts and the
axis 3 bracket (casting). For more information about removal, see item 5) in
"2.5.7, Dismounting Axis 3 Motor."
7)
Remove the flange head bolts (M4 x 8 x 4 pcs.), and then remove the axis 4
motor assembly and the axis 4 timing belt.
Fig. 2.34 Dismounting axis 4 belt and motor assembly (THL300, THL400)
Axis 3 bracket
(sheet metal)
Hexagon socket head cap screw
M4 x 8 x 4 pcs.
Axis 4 motor assembly
Flange head bolt
M4 x 8 x 4 pcs.
Axis 4 timing belt