Replacing The Joint #2 Reduction Gear Unit - Epson E2C Series Manipulator Manual

6.6 Replacing the Joint #2 Reduction Gear Unit

Removal
(1) Remove the power cable and signal cable from the base connector box (outside).
(2) Remove the arm top cover.
(3) Cut off the wire tie binding the duct plate,
(4) Remove the duct plate.
(5) Cut off the wire tie binding cables to the Joint #2 motor.
(6) Disconnect the connectors X121 and X21.
■ When removing or installing the arm, there must be two or more people to work
on it so that at least one of them can support the arm while others are removing
the bolts. Removing the bolts without supporting may result in fall of the arm,
CAUTION
bodily injury, and/or malfunction of the robot system.
(7) Remove Arm #2 from Arm #1.
(8) Remove the Joint #2 motor unit from Arm
E2C Rev.6
Maintenance 6. Replacing the Reduction Gear Units (Joint #2)
For details on the removal method, refer to Maintenance: 3.1 Arm Top Cover.
motor, and cables together.
To disconnect the X121 connector, pull it out while pushing the projection next to the
connector.
To do so, support the Arm #2 with two or
more people. Then, have another person
unscrew the mounting bolts from Arm #2.
Place the removed arm gently on the floor
to avoid shock.
#1.
Duct plate
3-M5×15
Arm #2
Joint #2
motor unit
3-M4×10
4-M5×15
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