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148 | MT ZERO 6 Touch | Maintenance
13.6.4
Calibrating by wheel and balance weight
i
Follow the instructions shown on the monitor.
1. Attach a motor vehicle's wheel that is in very good
condition, of intermediate size and on a steel rim
(e.g. width of 5.5", diameter of 14") to the flange.
2. Call up the calibration menu.
3. Tap the
symbol on the third menu level.
The calibration process will start.
4. Enter the rim data.
5. Close the wheel guard and confirm by pressing
.
The measurement will start.
6. Lift the wheel guard fully.
7. Enter the balance weight value of 60 g and confirm
with
.
8. Attach the balance weight with the entered value to
the 12-o'clock position on the inside of the wheel.
9. Close the wheel guard and confirm by pressing
.
The measurement will start. Wait until the pro-
cess is completed.
10. Lift the wheel guard fully.
11. Remove the balance weight from the inside of the
wheel.
i
After the start, the external laser (if present and
active) will direct a beam at the wheel.
!
The external laser must have been calibrated.
12. Attach a balance weight to the outside of the wheel at
the centre of the laser beam and confirm with
13. Close the wheel guard.
The measurement will start. Wait until the pro-
cess is completed.
i
If there is no external laser, position the balance
weight at the 12-o'clock position on the outside of
the wheel, close the wheel guard and confirm by
pressing
.
14. Turn the wheel until the balance weight is in the
6-o'clock position.
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1 695 600 965
2020-02-27
i
The process described here is very important for
calibration.
15. Press
.
16. Remove the balance weight.
"
Calibration complete.
i
The calibration performed will be automatically
saved permanently.
17. Close calibration by tapping the associated symbol.
13.6.5
Reference measurement
i
Exact centering of the wheel is a basic prerequisite
for this reference measurement and for all
balancing operations.
i
In the following description, automatic start is
active.
1. Attach a motor vehicle's wheel that is in very good
condition, of intermediate size and on a steel rim
(e.g. width of 5.5", diameter of 14") to the flange.
i
Use the same sample wheel previously used in the
calibration phase.
2. Enter the rim data.
3. Close the wheel guard.
The measurement will start.
i
Before the next phase, deactivate the display of the
optimization value for the static-dynamic imbalance
by selecting the
.
4. From the exact unrounded measured value displayed,
determine if the wheel is balanced properly.
5. Attach a balance weight of 60 g to the inside in
order to create an artificial imbalance.
6. Close the wheel guard.
The measurement will start.
The MT ZERO 6 Touch must show the exact im-
balance value with a maximum inaccuracy of 5 g.
i
After the measurement, the wheel will automatically
position itself on the first balancing plane at low
speed. The balance weight attached must be
vertically beneath the axis of rotation (6-o'clock
position).
option in the
menu.
Beissbarth GmbH