Maintenance 7. Arm #3
G10 / G20 Rev.20 161
a new Z belt through the shaft from above,
and then place it under the spline plate.
Pass the belt through Arm #2.
Loosely secure the spline
After moving the shaft up and down several
times, secure the spline plate to Arm #2.
Mount the brake to the Joint #4
When mounting the brake, be sure to keep the
wave washer from being stuck.
Secure the brake hub with the two set screws.
Align the brake disk to the hub and mount the
Joint #3 motor to the plate.
Be sure to pass the motor through the belt.
the Joint #3 motor to the plate so that the
motor cable faces toward the
Place the Z belt around the Z1 pulley and the Z2
pulley so that the gear grooves of the belt are fit
into those of the pulleys completely.
Loosely secure the Joint #3 motor unit to Arm
Loosely secure the Joint #3 motor unit to Arm
the motor unit can be moved by hand, and
will not tilt when pulled. If the unit is secured
or too tight, the belt will not have the
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