Replacing Joint #3 Timing Belt - Epson VT Series Manipulator Manual

11.3 Replacing Joint #3 Timing Belt

■ This procedure has possibility of damage or malfunction to the Manipulator.
Be very careful when performing maintenance.
■ DO NOT loosen the bolts while the Arm #3 is not tilted.
It may cause the belt come off and the Arm #3 falls down, and it is extremely
CAUTION
hazardous. Be sure to do the Removal steps (1) and (2) before removing the
motor.
Maintenance
Timing Belt
parts
Hexagonal wrench (width across flats: 3 mm)
Torque wrench
Tools
Cross-point screwdriver (No. 2)
Nippers
Belt tension meter
Wire tie
Material
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.
When removing the Joint #3 motor, tilt the Arm #3 and press it against the Arm #2.
Reference: Maintenance: 11.1 Joint #3- Replacing the Motor, Removal step (2)
Joint #3 (1) Remove the Joint #3 timing belt.
Timing Belt
Removal
Joint #3 (1) Install the Joint #3 timing belt.
Timing Belt
Installation
VT Rev.1
Name
Reference: Maintenance 11.1 Replacing Joint #2 Motor
Joint #3 Motor Removal Step (1) through (7)
Reference: Maintenance 11.1 Replacing Joint #2 Motor
Joint #3 Motor Removal Step (5) through (11)
Maintenance 11. Joint #3
Quantity
1 1751537
For M4 hexagon socket head
1
cap bolts
1 For tightening torque control
1 For cross-recessed screw
1 For cutting wire tie
1 Refer: Unitta U-505
-
Note
193