Epson LS20, Manipulator Manual, Page: 101 / 176

Maintenance 5. Arm #1
LS20 Rev.4 89
Joint #1 motor
Installation
(1) Put the O-ring on the motor mounting
surface and mount the motor flange.
4-M5 × 18
+ Plane Washer
Joint #1 Motor
Motor Flange
O-ring
(2) Apply grease (SK-1A) to the between the
waveform generator and motor.
Grease volume 6g
Mount the waveform generator on the Joint
#1 motor.
Be sure to align the end face of the
waveform generator to the end face of the
motor shaft.
M5 Brass Bushing
2-M5×8 set screw
End face of Waveform Generator
Joint #1 Motor
End face of Motor shaft
Tighten one of the set screws vertically on the flat face of the motor shaft. Insert
a bushing into the other set screw hole to prevent damage to the motor shaft.
CAUTION
■
See the figure above for the orientation of the waveform generator. Be sure to
install the waveform generator properly. Improper installation of the waveform
generator will result in improper function of the Manipulator.
(3) Set an O-ring on the motor mounting surface and assemble the top plate. 6-M5 × 15
To insert the motor, turn it slowly from side to side by hand and push in.
(4) Mount the Joint #1 unit on the Base. 8-M8 × 25
Secure the Joint #1 motor cables facing toward the back of the Base.
(5) Mount the Arm #1 to the Joint #1 unit.
Tightening torque : 18 N·m
Operating the Manipulator with improper
tightening torque may cause positioning
gap and damage on the screw and screw
hole.
8-M6
×
20
+ Plane
Washer
(6) Mount the cover to the Arm #1.
For details, refer to Maintenance: 3.3 Arm #1 cover .
(7) Connect the connector: X10, X110.
(8) Mount the Connector Plate.
For details, refer to Maintenance: 3.4 Connector Plate .
(9) Execute the calibration for the Joint #1.
For details refer to Maintenance: 13. Calibration.

NOTE