make sure it does not bind.
Move the Y carriage to the front as shown in Figure 3.
Using a 5/16” wrench and a Phillips screwdriver, tighten all
the screws on the front bearing block. Tighten the screws
holding the front shaft supports.
Move the Y carriage to the rear as shown in Figure 4.
Tighten all the screws on the rear motor mount. Tighten
the screws holding the rear shaft supports.
Once all the screws indicated have been tightened,
move the Y carriage back and forth to the full extent and
make sure it does not bind. Do this at top speed by holding
down the shift key as you push the arrows. If it does bind,
you will have to loosen all the fasteners and start again.
X Carriage Tuning
As on the Y carriage, start by moving the X carriage
shown in Figure 5 back and forth several times. Move it
back to the center, and using a 3/8” wrench, tighten the
two screws (Figure 6) holding the X drive nut in place. You
won’t have access to the head of the screws due to the Z
Move the X carriage to the right as shown in Figure 8.
Tighten all the screws on the bearing block. Tighten the
screws holding the right shaft supports.
Once all the screws indicated have been tightened,
move the X carriage back and forth to the full extent and
make sure it does not bind. Again, do this at top speed by
SERVO 12.2016 11
Figure 4
Figure 5
Figure 6
Figure 7
Figure 8
