Epson LS-B Series Maintenance Manual page 283

(7) Loosen the motor mounting screws on the motor
NOTE

(8) Remove the waveform generator from the Joint
(9) Remove the motor mounting screws, and then
LS-B series Maintenance Rev.1
flange and remove the motor unit
There is an O-ring between Top Plate and the
motor flange. Be sure to keep the O-ring.
The motor can be removed while the Arm #1 and the Top plate are mounted.
When removing the motor with the Top plate mounted, use the torque wrench with the
long hexagonal bit, or lengthen the general hexagonal wrench by using the metal pipe
to loosen the screws.
Torque wrench
After loosening the screws, rotate the motor to
pull out. If the motor is hard to pull out, pull
the motor while rotating the Arm #1 slowly.
#1 motor.
There is a brass bushing in one of the set screw
holes. Be sure to keep the bushing.
remove the motor flange and O-ring.
LS20-B Maintenance 5. Joint #1
Long
hexagonal
bit
Metal pipe
Waveform Generator
4-M5×18
+Plain washer
Joint #1
Motor Unit
4-M5×15
General
hexagonal
wrench
Pull out while
rotating
Set Screws
2-M5×8
M5 Bushing
Joint #1
Motor
Motor Flange
O-ring
Joint #1 Motor
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