Hofmann geodyna 7850p Mode D'emploi page 128

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5-69b
5-70
5-71
5-72
5-73
Operation
Figure 5-69b MINIMISATION "3"
 Rotate the wheel into marking position following the
arrows.
 In this position mark the tyre, on the outer side of
the wheel, precisely above the chuck.
 Confirm by pressing key 8.
The MINIMISATION "4" screen appears (Fig. 5-70).
Figure 5-70 MINIMISATION "4"
 On the tyre changer, turn the tyre with respect to
the rim until the valve is aligned with the mark made
on the tyre.
 Confirm by pressing key 8.
The MINIMISATION "5" screen appears (Fig. 5-71).
Figure 5-71 MINIMISATION "5"
Clamp the wheel.

Rotate the wheel until the valve is exactly

perpendicular to and above the chuck.
Confirm the valve position by pressing key 8.

The MINIMISATION "6" screen appears (Fig. 5-72).
Figure 5-72 MINIMISATION "6"
START is signalled on the screen
 Perform the wheel measuring run.
A measuring run is performed.
The MINIMISATION "7" screen, outside, is displayed
(Fig. 5-73) or the MINIMISATION "7" screen, inside,
appears (Fig. 5-75).
Indication H 0
Optimum condition has been achieved and cannot be
further improved.
Continue as shown on screen BALANCING (Fig.

5-65).