Maintenance 12. Joint #4
VT Rev.1
201
12.3 Replacing Joint #4 Timing Belt
Name
Quantity
Note
Maintenance
parts
Timing Belt
1
1751538
Tools
Hexagonal wrench (width across flats: 3 mm)
1
For M4 hexagon socket head
cap bolts
Torque wrench
1
For tightening torque control
Cross-point screwdriver (No. 2)
1
For cross-recessed screw
Nippers
1
For cutting wire tie
Belt tension meter
1
Refer: Unitta U-505
Material
Wire tie
-
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.
Joint #4
Timing Belt
Removal
(1) Turn OFF the Manipulator.
(2) Remove the following covers.
Arm #3 Cover
Arm #4 Cover 1
Arm #4 Cover 2
Reference:
Maintenance 7 Covers
(3) Remove the Joint #4 motor.
Reference:
Maintenance 12.1 Replacing Joint #4 Motor
Joint #4 Motor Removal step (3) through (7)
(4) Cut off the wire tie bound inside the Arm #4.
Wire tie: AB150
(5) Cut off the wire tie that binds the following cables
and the ground wire.
Wire tie: AB100
Joint #5 motor cable
Signal cable (for motor)
Joint #6 motor cable
Ground wire
Be careful not to cut the harness.
NOTE
Summary of Contents for VT Series
Page 1: ...6 Axis Robots VT series MANIPULATOR MANUAL Rev 1 EM18YR3817F ...
Page 2: ...MANIPULATOR MANUAL VT series Rev 1 ...
Page 8: ...vi VT Rev 1 ...
Page 16: ...TABLE OF CONTENTS xiv VT Rev 1 ...
Page 18: ......
Page 31: ...Setup Operation 2 Specifications VT Rev 1 15 2 4 Outer Dimensions ...
Page 32: ...Setup Operation 2 Specifications 16 VT Rev 1 Unit mm ...
Page 33: ...Setup Operation 2 Specifications VT Rev 1 17 2 5 Standard Motion Range Unit mm ...
Page 130: ......
Page 138: ...Maintenance 3 Manipulator Structure 122 VT Rev 1 3 Manipulator Structure ...