Epson T-B Series Maintenance Manual page 111

(6)
(7) Loosen the mounting screws of the Joint #2,
(8) Remove the Joint #4 motor unit from Arm #2.
NOTE

T-B series Maintenance Manual Rev.1
Remove the connector of the Joint #4 motor
unit.
A: AMP cable connector (×1)
B: Signal cable connector
(IN only: ×1)
3, 4 AMP board unit, and remove the board
unit from Arm #2.
Sems bolt: 2-M3×10
Remove the following connectors from AMP
board unit.
A: Power cable connector (×3)
B: AMP cable connector (×3)
C: Motor cable connector (×3)
D: Brake cable connector (×1)
Remove the bolts securing the Joint #4 motor
on the motor plate and pull out the motor.
T3-B: 3-M4x20+M4 slotted hole washer
T6-B: 3-M4x20+M4 washer
Pulley carries the belt. Tilt Joint #4 motor little and pull it up with avoiding the belt
when removing the motor.
The washer will be necessary again when mounting U belt. Be sure not to lose them.
T3-B T6-B Maintenance 12. Joint #4
B-IN
T3-B
Joint #2, 3, 4 AMP
board unit
B
D
A
A
C
Joint #4
motor unit
99