Epson LS3-401 series

Maintenance 7. Arm #3
LS Rev.10 113
(5
)
Remove the
Control board.
For details, refer to
Maintenance: 11.3 Replacing
the
Control Board.
Control Board
Palgen
(
6)
Remove one screw that mounts the
special power
supply
on the User Plate.
(
7)
Cut off the wire tie binding
the cables.
Cut off the wire tie
binding the Joint #3 brake cable to the Arm #2 column.
At this point, d
o not cut off a
wire tie (in the duct fittings outlet) that binds the cables to
the User Plate.
(8
)
Disconnect the following connectors.
Connectors X31, X32, X231 (Hold the claw to remove.)
(9
)
Remove the User Plate.
For details, refer to
Maintenance: 3.5 User Plate.
(10)
Remove the screws f
or the Joint #3 motor unit
and pull out the Joint #3 motor unit.
3-M4×15
+ Washer
Joint #3
Motor Unit
(1
1)
Remove the screws f
or the spline plate.
Holding the spline plate upward, pull out the Z
belt.
Z Belt
Spline Plate
3-M4×12