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(11) RV-4FR/7FR series (6-axes type): Inspection and replacement of J4-axis timing belt
The reference figure at inspection of the timing belt is shown in
Timing belt
Fig.5-21 ： Inspection of J4 axis timing belt (RV-4FR/7FR series)
■ Inspecting the J4 axis timing belt
1) Refer to
Page 100, "5.3.2 Installing/removing the
2) In RV-7FR series, remove the cable guide A, B, and C.
Silicon grease is applied to the contact surface of each cable guide to reduce friction or wear caused by
movement of the cables. Do not wipe off the silicon grease.
3) Visually confirm that the symptoms indicated in
occurred with the timing belt.
4) Refer to
Page 107, "(2) Timing belt tension
5) Install the cable guide A, B, and C securely as before.
6) Install the elbow cover and No.1 arm cover R securely as before and finish inspection.
■ Replacing the J4 axis timing belt
For replacement of the timing belt, check the serial numbers of the robot arm and the controller and contact the
dealer.
Timing pulley B
(joint side)
Fig.
5-21.
J4 axis motor
cover", and remove the elbow cover and No.1 arm cover R.
Page 106, "(1) Timing belt replacement period"
measurement", and confirm the belt tension.
Maintenance and inspection procedures 5-129
5 Maintenance and Inspection
Timing pulley A
(motor side)
have not
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