Assembley X / Y / Z -Axis - Optimum BF16 Vario Modification Instructions

Installation of step motors
INFORMATION !
If the turning direction of one or several step motors for CNC operation via a CNC
software is wrong, please exchange the respective connection on the step motor or on
the CNC Controller.
Example:
Motor
A-
A+
B-
B+
GND
4.2

Assembley X / Y / Z -Axis

4.2.1 Measure the distance between the
outer edge of the pulley wheel and the
housing edge.
4.2.2 Leave the measure set on the caliper
gauge.
4.2.3 Grease the shaft of the step motor item
17 and apply a little of the fastener (join
the shaft). Insert the pulley wheel item 7
at the Z axis item 8.
4.2.4 The direction of the pulley wheel is irre-
levant. The pulley wheel must be atta-
ched in a way that the distance of the
pulley wheel to the surface of the
engine corresponds to the measured
distance.
3 / 08 / 2006
Controller
to B-
to B+
to A-
to A+
Installation of step motors Adapter kit BF20 Vario; BF20L Vario ; Version 1.4.7
OPTIMUM
M A S C H I N E N - G E R M A N Y
outer pulley wheel
housing edge
Fig.4-7: Measure distance
surface of the
step motor
pulley wheel
Fig.4-8: Assemble pulley wheel
Page 21