Epson LS20 Series

Maintenance 3. Covers
72 LS20 Rev.4
3.2 Arm Bottom Cover
Unscrew the
Arm Bottom Cover mounting bolts
and
then remove the cover.
M4 Truss
Tightening torque: 0.45 N⋅m
Be careful of the
end effector. When the end
effector
is installed, the Arm Bottom Cover may
not be removed from the shaft.
When you replace the ball screw spline unit, y
ou
need to remove the end effector to remove the
Arm Bottom Cover completely.
When you can work (maintenance, inspection)
without removing the cover completely, move the
shaft
to the lower limit and lower the Arm Bottom
C
over.
Truss:
4-M4×10
When bellows are installed to the manipulator, remove or pull down the lower bellows and
then remove the arm bottom cover. For bellows removal, refer to
Maintenance 9. Bellows.
3.3 Arm #1 Cover
Unscrew the Arm #1 cover mounting bolts and
remove the cover.
M4 double sems
Tightening torque: 0.45 N⋅m
Arm #1 covers are on the top and bottom of the
Arm #1.
Top and bottom covers are in the same shape.
4-M4×12 Double sems

NOTE

NOTE