STEP 32: Final installation of servo horn
Press the servo horn onto the shaft
Now that the servo shaft is centered, we need to place the servo
horn at the correct angle. Orient the servo horn as shown: the
horn points in the same direction as the cable.
Use the small screw from the servo bag to
fi
x the servo horn in place. Tighten it well.
Now that the servo is prepped,
we can install it on the pen arm.
Like so: