Epson LS20-B Series

Maintenance 5. Joint #1
92
LS20-B R ev.4
5.1 Replacing Joint #1 Motor
Name Qty. Note
Maintenance
parts
AC Servo Motor (750W)
1
2202238
O-ring
1
1618361
Tools
Hexagonal
wrench
width across flats: 2.5 mm
1
For M5 set screw
width across flats: 4 mm
1
For M5 screw
width across flats: 5 mm
1
For M6 screw
width across flats: 6 mm
1
For M8 screw
Cross-point screwdriver (#2)
1
For M4 screw
Torque wrench
1
Wiping cloth
1
For wiping grease
Maintenance
parts
Grease (SK-1A) - -
Joint #
1 motor
Removal
(1)
Remove the Connector Plate.
F
or details, refer to Maintenance: 3.4 Connector Plate.
(2)
Disconnect the connector.
Connectors: X41, X211 (Hold the clip to remove.)
(3)
Remove the Arm #1 cover.
F
or details, refer to Maintenance: 3.3 Arm #1 cover.
(4)
Remove
the Arm #1 mounting bolt on the Joint
#1 side and remove the Arm 1.
8-M6×20
+Plain washer
(5)
Remove the screws mounting the Top Plate on
the Base.
8-M8×25
(6)
Hold up the Joint #1 unit and remove from the
Base.
The Joint #1 motor can be replaced
while the
Arm #1 and the Top plate are mounted.
Refer
to the
next page for replacement steps.

NOTE