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3-2-2
Adjusting the speed reduction belt tension
1) Turn off the controller.
2) Remove the belt cover.
3) Apply a load shown in Table 2-2 at the center between the two pulleys and measure the slack
(or tension). When the slack is within the allowable range, no adjustment is required. If not
within allowable range, adjust the tension (or slack) with the procedure below.
4) If the belt tension must be adjusted, loosen the motor plate bolts.
Table 2-2 Load and slack for speed reduction belt tension
Robot model
Load (N)
B10
5.9 to 6.9
B14,B14H
5.9 to 6.9
3-7
Chapter 3 Adjusting the robot
Load (kgf)
Slack (mm)
0.6 to 0.7
3
0.6 to 0.7
3
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