- Press
to enable the Hidden Weights
programme. If the user tries to select this
programme without previously selecting
an ALU P programme, the "A 26" message
is displayed. If the wheel is balanced on
the outer side, the machine displays the
message shown in Fig. 16A.
Figure 16A Hidden Weights:
procedure error
If the wheel is unbalanced on the outer side
(Pe), the machine displays the message
shown in Fig. 16B.
Figure 16B Hidden Weights:
selecting p1 weight position.
Press
at any time to exit the "hidden
weights" programme.
Figure 16. Conditions necessary for using the Hidden weights programme
56
4 To facilitate this procedure, mark the
Pe imbalance position on the tyre.
Move the wheel in the centred posi-
tion and mark the 12 o'clock position
with chalk.
5 Turn the wheel to the position in which
you wish to apply the first outer weight
(P1) and press
Use the 12 o'clock position as reference
in order to mark the exact position of
weight P1 relative to the imbalance
Pe.
The angle between P1 and Pe must be
less than 120°.
6 If the angle selected is greater than
120°, the machine displays the message
shown in Fig. 16A for approximately
3 seconds to indicate that another
position must be chosen. If the angle
selected is less than 120°, the machine
displays the message shown in Fig. 16C,
prompting the user to continue to the
next step.
User manual ProLine 640
to confirm.
16