Replacing The Ball Screw Spline Unit - Epson E2C Series Manipulator Manual

10.4 Replacing the Ball Screw Spline Unit

Removal
(1) Detach the wires/tubes from the end effector, and remove the end effector and
(2) Remove the arm top cover and arm bottom cover.
(3) Cut off the wire tie binding the duct plate,
(4) Remove the duct plate.
(5) Cut off the wire tie binding the motor cables to the Joint #3 motor.
(6) Disconnect the connectors X131, X31, and X32.
(7) Remove the Joint #3 motor unit from Arm
E2C Rev.6
Maintenance 10. Greasing and Replacing the Ball Screw Spline Unit
bellows.
For details on the removal method, refer to Maintenance: 3. Removing and Installing
the Covers.
motor, and cables together.
To disconnect the X131 connector, pull it out while pushing the projection next to the
connector.
#2.
To do so, unscrew the bolts from the Joint
#3 motor plate. Then, remove the Z belt
from the pulley and pull the Joint #3 motor
unit upward to remove it.
Duct plate
3-M5×15
Z belt
Pulley
4-M4×12
+Washer,
Joint #3 motor unit
Spring washer
Motor plate
171