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4.
Adjusting shutter looseness (T4L/T4LH/T5L/T5LH/T6L)
The shutter may elongate with continued use. In such cases, adjust as follows.
c
CAUTION
Be sure to wear safety gloves before starting the work. If you touch any steel material part with bare hands, this
may cause rust.
Prepare an appropriate Phillips screwdriver.
c
CAUTION
When the robot is installed vertically, slowly move the robot at a jOG speed to check the position where the
shutter becomes loose mostly before entering the safety enclosure.
1
Turn off the controller power.
2
Place a sign indicating the robot is being adjusted.
Place a sign indicating the robot is being adjusted, to keep others from operating the controller or
operation panel.
3
Enter the safety enclosure.
4
Loosen the screw lightly.
Lightly loosen the screws (2) securing the shutter on the end block side. (At this time, do not remove the
screws.)
Secure the shutter.
5
While stretching the shutter by fingers, tighten the screws to secure the shutter so that it does not
become loose.
c
CAUTION
Do not press down on the shutter with excessive force.
Pressing down hard on the shutter may cause the shutter to warp.
Adjusting the looseness
3
53303-A1-00
3-11
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