COATS 6275HS Truck Wheel Balancer - Manual (Page 15)

I 0708 - 14 GB
6.3 - BALANCING MACHINE CALIBRATION ►
To calibrate the machine, operate as follows:
Fit a medium-sized wheel with steel rim on the shaft. Example: 6” x 15” (± 1”) best with less then 20 g unbalance ■
Take the exact measurements of the wheel mounted as described in ■
DATA SETTING
.
P
RESETTING OF INCORRECT DIMENSIONS WOULD MEAN THAT THE MACHINE IS NOT CORRECTLY CALIBRATED
,
THEREFORE
ALL SUBSEQUENT MEASUREMENTS WILL BE INCORRECT UNTIL A NEW SELF - CALIBRATION IS PERFORMED WITH THE CORRECT
DIMENSIONS !
Perform a manual spin under normal conditions ■
Add a sample weight on the outside in any angular position. ■
Sample weight: 60 g. (2.00 .oz) for car
300 g. (10.0 .oz) for truck
Perform a manual spin ■
Shift the sample weight from the outside to the inside keeping the same angu ■
lar
position.
Perform a manual spin ■
Turn the wheel until the sample weight is in the 12 o’clock position ■
END OF CALIBRATION ■
CANCELS CALIBRATION IN ANY PHASE. ■