Denso VS-G Series Installation & Maintenance Manual page 83

(2) Mounting the CALSET jig on the 4th axis (For models having no mechanical
stop on the 4th axis)
As a CALSET jig, a special bolt (CALSET bolt) is provided inside the 3rd-axis motor
cover in the robot unit.
STEP 1
STEP 2
STEP 3
Remove the 3rd-axis motor cover and unscrew the CALSET bolt.
NOTE: After CALSETing, be sure to set the bolt back into place and
torque it to 1.0 Nm ±20%.
Removing the CALSET Bolt (VS-G series)
Rotate the second arm to the position specified in the Step 4.
Release the brake of the 4th axis.
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