34 •
Important: Always read and follow the on-screen operating instructions.
Video Balancer
Machine Self-Test “Green Screen”
In the event of faulty wheel balancer operation, notify
a COATS
®
Service Technician of all the machine self
test readings. To view the self test screen, press the
key, select Special Functions option
, and
select Machine Self-Test option
.
Figure 56 - Machine Self-Test Screen
A -
This line provides software version and other tech-
nical information.
B (Pos.) -
An encoder check. The word UP should
appear when rotated clockwise and DOWN when
rotated in the opposite direction.
C (Dist) -
Check for correct operation of the distance
arm gauge; the number increases when the gauge is
pulled out.
D (Sonar 1) -
Check of the hood width sensor
(option): the number decreases when a surface is
brought closer to the sensor device.
E (Vco I) -
Piezo Output.
F (Diam) -
Check for correct operation of the diame-
ter gauge; the number increases when the offset arm
is rotated outward.
G (Sonar 2) -
Check of the radial runout sensor
(option): the number decreases when a surface is
brought closer to the sensor device.
H (Vco E) -
Piezo Output.
J (Sonar 3) -
Check of the lateral runout sensor
(option): the number decreases when a surface is
brought closer to the sensor device.
K -
Toggle the Sonar 1/3 screen option
,to view
either Sonar 1 or Sonar 3 diagnostic information.
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MENU
