ACU-RITE MILLPWR 3 Axes - Manual (Page 231)

TROUBLESHOOTING GUIDE
MILLPWR ®
Operation Manual 9-6
System powers up but
motor(s) will not move.
(cont’d)
Improper X- and/or Y-axes
servo connection.
Symptom
Recommended
Corrective Action
Probable Cause
The scale(s) miscount in
certain areas only
Re-install the scale(s) and
realign the reading head(s).
Do not attempt to remove the
Z-axis scale. Contact your
ACU-RITE distributor for
repair and/or replacement.
Should the above recommenda-
tion not correct the problem
you are experiencing, contact
your ACU-RITE distributor for
repair and/or replacement pro-
cedures.
Motors are not receiving
power
Message bar reads: “ (X, Y, OR Z)
SERVO UNPLUGGED FAULT . ” Check
the X-, Y- and Z-axes servo
connections located on the rear
of the Operator Console.
Check that the power connec-
tions for each motor assembly
and that the Servo Power con-
nector (located on the rear of
the operator console) are prop-
erly seated.
Enable the Motor Monitor
(refer to Diagnostics, Section 7).
For Z-axis Optional Linear
encoder:
Remove the X- or Y-axis
scale(s). Clean the glass
(located inside the aluminum
extrusion) and the reading head
glass using a cotton swab and
denatured alcohol or acetone.