Epson LS20 Series

Maintenance 7. Arm #3
112 LS20 Rev.4
(7)
Remove
the bolts fixing the Joint #3 motor unit.
The washers for slotted holes will be used again
when installing the Z belt.
Be careful not to
lose them.
Joint #3
Motor Unit
3-M5×20+washer for
slotted hole
(8)
Remove the Joint #3 motor from the motor
plate.
The belt is placed around the pulley. To
remove the Joint #3 motor, tilt the motor slightly
and pull it upward while avoiding the belt.
Joint #3 Motor
Motor Plate
4-M5×15
Z belt
(9)
Remove the brake from the brake plate.
Brake
3-M3×8
(10)
Loosen the screws of the brake hub and remove
the brake hub from the pulley shaft of the Joint
#3 motor unit.
There is a brass bushing on one of the
set
screws
. Be careful not to lose it.
Joint #3
Motor
M3×4
Set Screw
+M3 Bushing
Pulley
Brake Hub
M3×4
Set Screw