Epson C Series, Maintenance Manual, Page: 79 / 668

C4 Maintenance 5. Joint #1
C Series Maintenance Manual Rev.2 59
5.1 Joint #1 - Replacing the Motor
Name Quantity Note
Maintenance
Parts
AC servo motor 400 W
1
For the part code, refer to the
17. C4
Maintenance Part List.
Tools
Hexagonal
wrench
width across flats: 2.5 mm 1 For M5 hexagon socket head set screws
width across flats: 3 mm 1 For M4 hexagon socket head cap bolts
width across flats: 4 mm 1 For M5 hexagon socket head cap bolts
Cross-point screwdriver
1
For covers
Torque wrench
1
Force gauge 1 For belt tension adjustment
Removal: Joint #1 Motor
1. Turn ON the Controller.
2. Remove the connector plate.
For details, refer to C4 Maintenance: 3. Covers .
3. Disconnect the connectors.
Connector: X11, X010, BT1, BR011
(Hold the clip to remove.)
4. Remove the Joint #1 motor unit from the base.
Hexagon socket head cap bolts: 3-M4
× 20 (with a plain washer)
To remove the screw fixed to the rear of the motor unit (B), put a
hexagonal wrench through the hole (A) after removing the cap.
A
B