Epson T-B Series - Page 113

T3-B T6-B Maintenance 12. Joint #4
T-B series Maintenance Manual Rev.1 101
Joint #4
Motor
Installation
(1)
Mount temporarily the motor plate on the Joint
#4 motor.
2-M4×55 +M4 small washer
When mounting temporarily the motor plate, be
careful of
the positions of the motor plate and
the motor.
Check that the motor can be moved by hand,
and it will not tilt when pulled.
Motor
plate
(2)
Mount the pulley and the bearing on the Joint
#4 motor.
M4×8 set screw
M4×8 set screw+M4 bushing
Tighten one of the set screws and bushing
vertically on the flat face of the motor shaft.
Secure using the set screw and the bushing
while preventing damage to the motor shaft.
Make sure that the bearing is inserted
completely when
mounting the pulley. If the
end faces of the motor plate and bearing fit,
bearing is inserted completely.
M4 bushing
Pulley
Bearing
When tightening
set screw
Payload: 2.9±0.1kg
Bearing
+ Pulley
Give a pressure to bearing when tightening.
Pressure: 2.9±0.1kg
Apply the
following torque to secure the pulley.
Tightening torque: 2.5 ± 0.15 N·m
(3)
Mount the motor plate on the Joint #4 motor.
T3-B: 3-M4x20+M4 slotted hole washer
T6-B: 3-M4x20+M4 washer
Tightening torque: 4 ± 0.2 N·m
Joint #4
motor unit

NOTE

NOTE