Epson C Series - Joint #5 - Replacing the Timing Belt

C8 Maintenance 9. Joint #5
378 C Series Maintenance Manual Rev.2
5. Install the Joints #5 and #6 motors.
For details, refer to Installation steps in C8 Maintenance 9.1 Joint
#5 – Replacing the Motor and C8 Maintenance 10.1 Joint #6 –
Replacing the Motor.
6. Install the removed covers.
For details, refer to C8 Maintenance 3. Covers.
7. Perform the calibration.
For details, refer to C8 Maintenance 16. Calibration.
9.3 Joint #5 - Replacing the Timing Belt
Name Qty. Note
Maintenance
Parts
Joint #5 timing belt
330 mm
1
1655932
Belt tensile jig
1
1674582
Tools
Hexagonal wrench
(width across flats: 3 mm)
1 For M4 hexagon socket head cap bolts
Cross-point screwdriver (#2)
1
For cross recessed head screws
Torque wrench
1
For tightening torque control
Belt tension meter
1
Refer: Unitta U-505
* The belt tensile jig is an assembly jig. Use the jig when adjusting belt tension.
The brake is mounted on each joint to prevent the arm from lowering due to its own weight while the
Controller power is OFF or the motor is OFF status. The brake does not work during replacement.
Be careful when performing maintenance work.