Important:Always read and follow the on-screen operating instructions. • 23
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Service Adjustments
Press the key and select the SERVICE
ADJUSTMENTS option for the following menu
selections.
Important:
These service adjustments are password
protected. Contact your factory trained COATS
®
Service Technician before attempting any upgrade or
repair that may affect the machine dimension meas-
urement system.
Figure 38 - Service Adjustments Screen
Distance Arm Calibration - calibrates the dis-
tance part of the offset arm.
Width Sonar Calibration - calibrates the
width using a sensor.
Diameter Arm Calibration - calibrates the
diameter part of the offset arm.
Distance/Diameter Arm Type - Toggle to
METAL or PLASTIC. Set to match the style/type of
arm installed on the balancer.
Temperature - the ambient temperature set-
ting for sonar. Recommended setting is 70˚ F.
Note: Calibrate the offset arm first, since it is very
important that the wheel dimensions are correct.
Distance Arm Calibration - Follow these instructions
on-screen when calibrating the DISTANCE ARM option
:
1. Move offset arm to position 0 on gauge, hold at
location and press NEXT option .
2. Move offset arm to position 6" (not 0.6") on gauge,
hold at location and press NEXT option .
Note: Position the gauge as shown in figure 39.
Figure 39 - Distance Arm Calibration
3. Return offset arm to home position.
4. Calibration Accepted.
5. Press NEXT option to Exit.
Width Sonar Calibration (If equipped) - Follow
these instructions on-screen when calibrating the
WIDTH SONAR option :
1. Move the outer edge of the offset arm gauge
flush with front of faceplate, hold at location and press
NEXT option .
Note: It is highly important to position the gauge cor-
rectly as shown in figure 40.
Figure 40 - Offset Arm Gauge to Faceplate
2. Return offset arm to home position.
1
2
1
1
1
1
6
5
3
2
1
4
MENU
Gauge
Set to 6
Gauge
Set to 0
Shown with Recommended Settings
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